Minimal Fitting, Tighten Straight

Minimal Fitting, Tighten Straight

Standard type barbed fitting ideal for space-saving piping.
[Features]
· For the compression type, tightening can only be done by hand.
· A clean room packaging specification is also available.
· With the clean room packaging specification, the product is air-cleaned and then packaged in a clean room (ISO Class 6 equivalent).
· Tubes are easy to attach and detach, and tightening can only be done by hand.
[Applications]
· Equipment for solar battery and rechargeable battery manufacturing processes, ideal for small equipment and space-saving piping.
· Ideal for vacuum equipment piping in combination with vacuum tubes.

Part Number

Configured Part Number is shown.

Lets you tighten the tube by hand tightening only.

Do You Have Problems Like These?

Problem 1
I need a fitting that lets me easily tighten the tube
Problem 2
I need a fitting that enables space-saving piping
Minimal Fitting - Compression Type Straight solves your problems.
Solution 1:
Minimal Fitting - Compression Type Straight lets you tighten the tube by hand tightening only.
Solution 2:
This compact fitting enables space-saving piping, making it ideal for small equipment.

How To Attach And Detach The Connecting Part

■ How to attach and detach the tube

1. Attaching the tube

Insert the tube through the cap nut up to the barb base. Then, tighten the cap nut over the tube by hand until it touches the metal body.

Minimal Fitting - Compression Type Straight: related image

2. Detaching the tube

To remove the tube, manually remove the cap nut. Then remove the tube.
Whenever detaching the tube, be sure to turn off the air before proceeding.

Minimal Fitting - Compression Type Straight: related image

■ How to tighten the screws

There are two ways to tighten the screws: by tightening the outer hexagon with a wrench, or by using a straight-slot screwdriver in the groove on the top of the hexagon (this lets you minimize the space between fittings).
Also refer to the table below when tightening the screws.

Tightening the outer hexagon

Minimal Fitting - Compression Type Straight: related image

Tightening the groove-section on the top surface

Minimal Fitting - Compression Type Straight: related image

■ Recommended tightening torque, sealock color and gasket material

Screw TypeThread sizeTightening TorqueSealock ColorGasket Material
Metric ThreadM3×0.50.7 N·m-SUS304
NBR
M5×0.81.0 to 1.5 N·m
M6×12 to 2.7 N·m
M3×0.50.5 to 0.6 N·mPOM
M5×0.81 to 1.5 N·m
M6×0.750.8 to 1 N·m
M8×0.751 to 2 N·m
Taper Pipe ThreadR1/87 to 9 N·mWhite-
R1/412 to 14 N·m
R3/822 to 24 N·m
R1/228 to 30 N·m
Unified ThreadNo. 10 to 32 UNF1.0 to 1.5 N·m-SUS304, NBR
Tapered Thread For General US Pipes1/16 to 27 NPT7 to 9 N·mWhite-
1/8 to 27 NPT7 to 9 N·m
1/4 to 18 NPT12 to 14 N·m
3/8 to 18 NPT22 to 24 N·m
1/2 to 14 NPT28 to 30 N·m

Ideal for small equipment and space-saving piping.

Minimal Fitting - Compression Type Straight: related image

Metric thread

Minimal Fitting - Compression Type Straight: related image

Taper pipe thread

Minimal Fitting - Compression Type Straight: related image

The Minimal Fitting - Compression Type Straight is compact, making it ideal for small equipment and space-saving piping.
Refer to the table below for the size of each model number.

*Numbers in parentheses are for the clean room packaging specification

Unit: mm

FormatLCN-0320-M3LCN-0320-M5LCN-0320-01LCN-0425-M5LCN-0425-01LCN-0640-M5LCN-0640-01
Tube Outer Diameter × Internal Diameter øD3 × 24 × 2.56 × 4
RM3×0.5M5×0.8R1/8M5×0.8R1/8M5×0.8R1/8
A2.5 (2.2)3 (3.2)83 (2.2)83 (3.2)8
G0.5 (0.8)0.5 (0.3)-0.5 (0.3)-0.5 (0.3)-
C455.5
B1212.51914.520.51521
L19.5 (9.8)9.5 (9.3)1511.5 (11.3)16.512 (11.8)17
L278.59
L3677.5
øP56.58
Hex H5.5710710810
Mass (g)1.21.97.52.57.93.48.9
Effective Cross-Sectional Area0.92.03.8

Compatible Sizes

Tube size
Millimeter size: ø3 × ø2 (outer diameter 3 × internal diameter 2 mm), ø4 × ø2.5 (outer diameter 4 × internal diameter 2.5 mm), ø5 × ø3 (outer diameter 5 × internal diameter 3 mm), ø6 × ø4 (outer diameter 6 × internal diameter 4 mm)
Thread size
Metric male thread: M3 × 0.5, M5 × 0.8, M6 × 1
Taper pipe male thread: R1/8
Metric female thread: M3 × 0.5, M5 × 0.8

Part Number
LCN-0320-01
LCN-0320-01C
LCN-0320-M3
LCN-0320-M3C
LCN-0320-M5
LCN-0320-M5C
LCN-0425-01
LCN-0425-01C
LCN-0425-M5
LCN-0425-M5C
LCN-0640-01
LCN-0640-01C
LCN-0640-M5
LCN-0640-M5C
Part NumberVolume DiscountDays to ShipRoHSMaterial Screw Types Nominal of Thread Tube O.D. (mm) D
(Ø)
Tube I.D.
(Ø)
Package Specifications Screw Pitch
(mm)
2 Day(s) or more 6BrassR1/832Standard Specifications-
7 Day(s) or more 6BrassR1/832Clean Room Packaging Specifications-
2 Day(s) or more 6Stainless Steel or Free-Cutting SteelMM332Standard Specifications0.5
7 Day(s) or more 6Stainless Steel or Free-Cutting SteelMM332Clean Room Packaging Specifications0.5
2 Day(s) or more 6BrassMM532Standard Specifications0.8
7 Day(s) or more 6BrassMM532Clean Room Packaging Specifications0.8
2 Day(s) or more 6BrassR1/842.5Standard Specifications-
7 Day(s) or more 6BrassR1/842.5Clean Room Packaging Specifications-
1 Day(s) 6BrassMM542.5Standard Specifications0.8
7 Day(s) or more 6BrassMM542.5Clean Room Packaging Specifications0.8
1 Day(s) 6BrassR1/864Standard Specifications-
7 Day(s) or more 6BrassR1/864Clean Room Packaging Specifications-
1 Day(s) 6BrassMM564Standard Specifications0.8
7 Day(s) or more 6BrassMM564Clean Room Packaging Specifications0.8

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Basic Information

Connection Types Screw⇔Tube Connection Screw <=> Tube Connection Shape Tightening Straight Surface Treatment Electroless Nickel Plating

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