(!)[Please update your OS version] Windows 7 users will be excluded from the recommended environment from 15 December 2019 onwards due to the end of support for Windows 7.

  • Same day ship service is available from Mon to Thu(Except Public holidays). Please kindly be informed cut off time for same day shipment has been changed to 2pm.
  • Please note that some products may take longer than standard lead time due to flights cancellation / rescheduled / Japan supplier’s manufacturing lead time. For further information, please contact us at inquiry@misumi.com.my or +60 3 7960 8499. Our working time is 9am -6pm(Mon-Fri), 9am-1pm(Sat)

Lock Nuts

Category page for Lock Nuts/Non-Loosening Nuts. For MISUMI, you can select from M1 to 64, 5 types of material and 10 types of surface processing.
Selection is also possible based on loosening prevention method (friction ring/spring/nylon, etc.).

[Lock Nuts/Non-Loosening Nuts]
These products prevent bolts from loosening by adding a locking mechanism to the nut body. Mechanism and characteristics of the loosening prevention mechanism differ depending on the brand.
Days to Ship
  • All
  • 2 Day(s) or Less
  • 3 Day(s) or Less
  • 4 Day(s) or Less
  • 5 Day(s) or Less
  • 6 Day(s) or Less
  • 7 Day(s) or Less
  • 8 Day(s) or Less
  • 9 Day(s) or Less
  • 10 Day(s) or Less
  • 12 Day(s) or Less
Brand
Product Series
CAD
Days to Ship
Nominal of Thread (M)
Material
Surface Treatment
Thread Type
Applications, Functions
Sales Unit
Nominal of Thread (inch)
Surface Treatment (Details)
Hex Nut Type
Locking Details

    U-Nuts (Pack)

      Nylon Nut Type 1

        Nylon Nut Type 2

          Lock Nut - SWUS

            Self-Locking Nut

              Left-Handed U-Nut

                Fine U Nut

                  HARDLOCK Nut (Fine Thread)

                    Stainless Steel Nylon Nut

                      Double Locking Nuts

                        Self-Locking Nut (Whitworth)

                          Nylon Nut (Type 1, Fine Details)

                            Stable Nut, Thin Shape

                              U Nut, Unified (UNF)

                                Hard Lock Nut

                                  H-1 Rimmed Hard Locking Nut

                                    Hardlock Nut (Thread-Lock Nut)

                                      Nylon Nut Unified (UNF)【1-250 Pieces Per Package】

                                        Nylon Nut (Unified UNC)

                                          U Nut Class 1 and 2 (Steel/SUS304)

                                            U Nut Type 1 (Fine Details)

                                              U Nut Type 3

                                                Anti-Loosing Nut [Hot Dip Galvanizing] (4 pcs) EA949PY-108

                                                  Anti-Loosing Nut (SUS304 /2 pcs) EA949PY-205

                                                    Titanium Locking Nut - SWUT

                                                      Nylon Nut Class 1 Fine

                                                        Nylon Nut (Unified UNF)

                                                          Type 1 U-Nut (SUS316L)

                                                            K Nut with Washer

                                                              U Nut

                                                                Semi-Flat Hard Locking Nut

                                                                  Whitworth Hard Locking Nut

                                                                    Fine Hard Locking Nut

                                                                      Thin Hard Locking Nut

                                                                        Stable Nut

                                                                          Stable Nut, Thin Type (Friction Nut)

                                                                            Nylon Nut Unified (UNC)

                                                                              Nylon Nut Class 1 Small

                                                                                Nylon Nut Class 1 Small and Fine

                                                                                  Lead Lock Nut

                                                                                    Flanged Lead Lock Nut

                                                                                      Spring Nut

                                                                                        Tough Lock

                                                                                          Tough Lock Flange

                                                                                            V-Lock Nut

                                                                                            Brand

                                                                                            MISUMI

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            NABEYA BI-TECH

                                                                                            KST

                                                                                            FUJI SEIMITSU

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            OHSATO

                                                                                            MISUMI

                                                                                            KST

                                                                                            LOCKFASTENER

                                                                                            SOHWA SEISAKUSHO

                                                                                            FUJI SEIMITSU

                                                                                            SUNCO

                                                                                            HARDLOCK INDUSTRY

                                                                                            HARDLOCK INDUSTRY

                                                                                            SUNCO

                                                                                            LOCKFASTENER

                                                                                            FUJI SEIMITSU

                                                                                            FUJI SEIMITSU

                                                                                            FUJI SEIMITSU

                                                                                            ESCO

                                                                                            ESCO

                                                                                            NABEYA BI-TECH

                                                                                            SUNCO

                                                                                            LOCKFASTENER

                                                                                            FUJI SEIMITSU

                                                                                            KFC

                                                                                            SUNCO

                                                                                            HARDLOCK INDUSTRY

                                                                                            HARDLOCK INDUSTRY

                                                                                            HARDLOCK INDUSTRY

                                                                                            HARDLOCK INDUSTRY

                                                                                            SOHWA SEISAKUSHO

                                                                                            SOHWA SEISAKUSHO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            SAKAMURA

                                                                                            SUNCO

                                                                                            SUNCO

                                                                                            KISHU FASTENER

                                                                                            Product Series

                                                                                            U-Nuts (Pack)【1-100 Pieces Per Package】

                                                                                            Nylon Nut Type 1【1-3,000 Pieces Per Package】

                                                                                            Nylon Nut Type 2【1-200 Pieces Per Package】

                                                                                            Lock Nut - SWUS【1-50 Pieces Per Package】

                                                                                            Self-Locking Nut【1-2,500 Pieces Per Package】

                                                                                            Left-Handed U-Nut【1-3,000 Pieces Per Package】

                                                                                            Fine U Nut

                                                                                            HARDLOCK Nut (Fine Thread)

                                                                                            Stainless Steel Nylon Nut【50-100 Pieces Per Package】

                                                                                            Double Locking Nuts

                                                                                            Self-Locking Nut (Whitworth)

                                                                                            Nylon Nut (Type 1, Fine Details)【1-500 Pieces Per Package】

                                                                                            Stable Nut, Thin Shape【1-1,800 Pieces Per Package】

                                                                                            U Nut, Unified (UNF)【1-4,000 Pieces Per Package】

                                                                                            Hard Lock Nut

                                                                                            H-1 Rimmed Hard Locking Nut【1-300 Pieces Per Package】

                                                                                            Hardlock Nut (Thread-Lock Nut)【1-150 Pieces Per Package】

                                                                                            Nylon Nut Unified (UNF)【1-250 Pieces Per Package】

                                                                                            Nylon Nut (Unified UNC)【1-3,000 Pieces Per Package】

                                                                                            U Nut Class 1 and 2 (Steel/SUS304)【1-2,500 Pieces Per Package】

                                                                                            U Nut Type 1 (Fine Details)

                                                                                            U Nut Type 3【1-4,000 Pieces Per Package】

                                                                                            Anti-Loosing Nut [Hot Dip Galvanizing] (4 pcs) EA949PY-108【4 Pieces Per Package】

                                                                                            Anti-Loosing Nut (SUS304 /2 pcs) EA949PY-205【2 Pieces Per Package】

                                                                                            Titanium Locking Nut - SWUT

                                                                                            Nylon Nut Class 1 Fine【1-500 Pieces Per Package】

                                                                                            Nylon Nut (Unified UNF)【1-250 Pieces Per Package】

                                                                                            Type 1 U-Nut (SUS316L)

                                                                                            K Nut with Washer【80-1,000 Pieces Per Package】

                                                                                            U Nut

                                                                                            Semi-Flat Hard Locking Nut

                                                                                            Whitworth Hard Locking Nut【1-10 Pieces Per Package】

                                                                                            Fine Hard Locking Nut

                                                                                            Thin Hard Locking Nut

                                                                                            Stable Nut

                                                                                            Stable Nut, Thin Type (Friction Nut)【1-1,800 Pieces Per Package】

                                                                                            Nylon Nut Unified (UNC)【1-3,000 Pieces Per Package】

                                                                                            Nylon Nut Class 1 Small【1-500 Pieces Per Package】

                                                                                            Nylon Nut Class 1 Small and Fine【1-150 Pieces Per Package】

                                                                                            Lead Lock Nut【80-7,000 Pieces Per Package】

                                                                                            Flanged Lead Lock Nut【400-1,500 Pieces Per Package】

                                                                                            Spring Nut【1-2,000 Pieces Per Package】

                                                                                            Tough Lock【400 Pieces Per Package】

                                                                                            Tough Lock Flange【350 Pieces Per Package】

                                                                                            V-Lock Nut【1-4,000 Pieces Per Package】

                                                                                            CAD
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
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                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            • 2D / 3D
                                                                                            Days to Ship 2 Day(s) or more 2 Day(s) or more 2 Day(s) or more 2 Day(s) or more 2 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 3 Day(s) or more 2 Day(s) or more 5 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 8 Day(s) or more 2 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 2 Day(s) or more 4 Day(s) or more 4 Day(s) or more 7 Day(s) or more 7 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 5 Day(s) or more 5 Day(s) or more 4 Day(s) or more 5 Day(s) or more 5 Day(s) or more 4 Day(s) or more 5 Day(s) or more 5 Day(s) or more 4 Day(s) or more
                                                                                            Nominal of Thread (M)4 ~ 161 ~ 365 ~ 186 ~ 123 ~ 306 ~ 20M10x0.75 ~ M150x2.010 ~ 303 ~ 66 ~ 16-8 ~ 126 ~ 12-145 ~ 306 ~ 64--3 ~ 648 ~ 204 ~ 20--3 ~ 108 ~ 20-4 ~ 305 ~ 165 ~ 4224 ~ 48-8 ~ 3016 ~ 364 ~ 166 ~ 12-8 ~ 1010 ~ 123 ~ 165 ~ 84 ~ 12884 ~ 24
                                                                                            MaterialStainless Steel ~ SteelBrass ~ TitaniumStainless Steel ~ SteelStainless SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless SteelStainless Steel ~ SteelSteelStainless SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelStainless Steel ~ SteelBrass ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ Steel--TitaniumStainless Steel ~ SteelStainless Steel ~ SteelStainless SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelStainless Steel ~ SteelSteelSteelSteelSteelSteelStainless Steel ~ Steel
                                                                                            Surface TreatmentNot Provided / Trivalent Chromate / Bright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel Plating / Painting, CoatingTrivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel PlatingNot ProvidedNot Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate Plating / Nickel Plating / Painting, Coating / Silver/Copper/Tin Plating-Not ProvidedTrivalent Chromate / Parkerizing-Not Provided / Trivalent ChromateBright Chrome PlatingNot ProvidedNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating-ParkerizingTrivalent Chromate / Parkerizing / Painting, CoatingTrivalent Chromate / Chromate Plating / Nickel Plating / ParkerizingBright Chrome PlatingNot Provided / Bright Chrome PlatingNot Provided / Electroless Nickel Plating / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate Plating----PolishingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Bright Chrome Plating-Not Provided / Zinc PlatingTrivalent ChromateNot Provided / Trivalent ChromateNot Provided / Trivalent Chromate / Zinc PlatingNot Provided / Trivalent ChromateNot Provided / Trivalent ChromateNot ProvidedNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingBright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel Plating / Chrome PlatingTrivalent ChromateTrivalent ChromateNot Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Chromate Plating
                                                                                            Thread TypeMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, Coarse (Left)Metric, CoarseMetric, Fine-Metric, CoarseUnified, Coarse (UNC)Metric, FineMetric, CoarseUnified, Fine (UNF)Metric, CoarseMetric, CoarseMetric, CoarseUnified, Fine (UNF)Unified, Coarse (UNC)Metric, CoarseMetric, FineMetric, Coarse--Metric, CoarseMetric, FineUnified, Fine (UNF)Metric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseWhit, CoarseMetric, FineMetric, CoarseMetric, CoarseMetric, CoarseUnified, Coarse (UNC)Metric, CoarseMetric, FineMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, CoarseMetric, Coarse
                                                                                            Applications, FunctionsLockLockLockLockLockLock-Lock-LockLockLockLockLockLockLockLockLockLockLockLockLock--LockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLockLock
                                                                                            Sales UnitLow Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.-Low Quantity (Available beginning with 1 pc.)Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.)-Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.--Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.)Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.)Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Box, Pkg.Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.Box, Pkg.Box, Pkg.Low Quantity (Available beginning with 1 pc.) ~ Box, Pkg.
                                                                                            Nominal of Thread (inch)----------1/2--1 ~ No. 10---1/2 ~ 5/161/2 ~ No. 10-------1/2 ~ No. 10----1 ~ 7/8----1/2 ~ No. 10--------
                                                                                            Surface Treatment (Details)Not Provided / Trivalent ChromateTrivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel PlatingTrivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel PlatingNot ProvidedCopper Plating / Black Paint / Not Provided / Trivalent Chromate / Bright Chrome Plating / Zinc Plating / Hot Zinc Plating / Chromate Plating / Nickel PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot ProvidedOther Special Treatment / Trivalent Chromate-Not Provided / Trivalent ChromateBright Chrome PlatingNot ProvidedNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Bright Chrome Plating / Chromate PlatingOther Special TreatmentSeizure-Against Coating / Not Provided / Trivalent Chromate / Hot Zinc Plating / ParkerizingNot Provided / Trivalent Chromate / Hot Zinc Plating / Chromate Plating / Nickel Plating / ParkerizingBright Chrome PlatingNot Provided / Bright Chrome PlatingNot Provided / Electroless Nickel Plating / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating--Special Chemical GrindingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Bright Chrome PlatingNot ProvidedNot Provided / Hot Zinc PlatingTrivalent ChromateNot Provided / Trivalent ChromateNot Provided / Trivalent Chromate / Hot Zinc PlatingNot Provided / Trivalent ChromateNot Provided / Trivalent ChromateNot ProvidedNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingBright Chrome PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingTrivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate PlatingNot Provided / Trivalent Chromate / Bright Chrome Plating / Chromate Plating / Nickel Plating / Chrome PlatingTrivalent ChromateTrivalent ChromateNot Provided / Trivalent Chromate / Bright Chrome Plating / Hot Zinc Plating / Chromate Plating
                                                                                            Hex Nut Type-Class 1Class 2--------Class 1Class 3----Class 1-Class 1 ~ Class 2Class 1Class 3---Class 1-Class 1Class 1Class 2------Class 1Class 1Class 1Class 1 ~ Class 2Class 2---Class 1 ~ Class 2
                                                                                            Locking DetailsU NutNylon NutNylon NutFriction NutFriction NutU Nut-Hard Lock NutNylon NutHard Lock NutFriction NutNylon NutFriction NutU NutHard Lock NutHard Lock NutHard Lock NutNylon NutNylon NutU NutU NutU Nut--Nylon NutNylon NutNylon NutU NutOther Special ShapesFriction NutHard Lock NutHard Lock NutHard Lock NutHard Lock NutFriction NutFriction NutNylon NutNylon NutNylon NutFriction NutFriction NutSpring NutOther Special ShapesOther Special ShapesFriction Nut

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