20mm Square Metal Stopper for 5 Series Aluminum Frames

Caution
Product Description
A set of the post-assembly insertion nut and stopper. It is cheaper than purchasing the nut and stopper separately.
Dimensional Drawing of Nuts
Sold individually | Sold in packs | |
| HNTBT5 (S10C equivalent set) HNTBTSN5 (SUS316 equivalent set) | PACK-HNTBT5 (Pack of 100) PACK-HNTBTSN5 (Pack of 100) |
A stopper
B stopper Nuts

| Type | A stopper | B stopper Nuts | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Model | Material | Model | Material | Surface Treatment | Conductive Function | ||||||
| HNTBT5 | HNBST5 | SUS301 | HNTA5 | Equivalent to S10C | Trivalent Chromate | - | |||||
| HNTBTSN5 | HNTASN5 | SUS316 equivalent (sintered) | - | can be | |||||||
Specification Table of Nuts
| Model of Nuts | − | M |
| HNTBT5 | − | 5 |
| PACK-HNTBT5 | − | 5 |
・To check the latest price, please click the "Check Price" button after confirming the model number.
| Model of Nuts | M | ||
| HNTBT5 | 3 | 4 | |
| 5 | |||
| HNTBTSN5 | 3 | 4 | 5 |
. The price list below is current as of April 2011.
To check the latest price, please click the "Check Price" button after confirming the model number.
| Model of Nuts | M (medium) | ||
| PACK-HNTBT5 | 3 | 4 | |
| 5 | |||
| PACK-HNTBTSN5 | 3 | 4 | 5 |
Specifications Overview of Nuts
■This product of Nuts is a set of post-assembly stopper nut and stopper.
Post-assembly stopper nut and stopper are also available separately.
■ What is conductive function?
- The conductive Nuts has a protrusion.
- When installed, the protrusions peel off the anodized coating on the aluminum frame, making it conductive.
Nuts, Bolts for Attaching Various Aluminum Frames and Panels/Brackets (M size - L size)
| Groove Width | Frame angle | Depth h | Compatible Nuts | Thickness b (mm) of the panel/bracket to be attached to the frame | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.8 | 1 | 1.2 | 1.5 | 2 | 3 | 4 | 4.5 | 5 | 6 | 8.2 | 9 | 10 | 12 | 14 | ||||
| 6 | 20 | 6 | 5-3 | M3-6 | M3-8 | M3-10 | M3-12 | M3-15 | M3-18 | |||||||||
| 5-4 | M4-6 | M4-8 | M4-10 | M4-12 | M4-15 | M4-18 | ||||||||||||
| 5-5 | - | M5-8 | M5-10 | M5-12 | M5-15 | M5-18 | ||||||||||||
How to Use of Nuts
- This product is a post-insertion Nuts. It can be installed from the groove after assembly.
- By using the stopper, the Nuts will not fall off even if the frame is held vertically.
- Insert the stopper into the frame and then insert the Nuts from above.
Selection Support Information of Nuts
■ Compatible series of Nuts
This product of Nuts is compatible with Misumi Nuts 5 series (slot width 6 mm) aluminum frames.
5 Series

■ Difference between first-in and last-in
・MISUMI aluminum frame Nuts are available in a variety of types, including first-in and last-in. Use them according to your needs.
First-in: Install from the groove end face before assembly. They are wide and have little play inside the groove, making bolt tightening easy.
Post-insertion: Can be installed through the groove after assembly.
■ If the aluminum frame becomes stuck and cannot be removed
To remove the Nuts, hook the hex wrench into the hole in the Nuts and turn it at right angles to the groove.
Nuts 5 Series Related Parts
| Product name of Nuts | Aluminum frame | bracket | Blind Joint | Frame cap | Groove cover |
|---|---|---|---|---|---|
| Product pictures of Nuts | ![]() | ![]() | ![]() | ![]() | ![]() |
| Product of Nuts page | Here | Here | Here | Here | Here |




