Pre-Assembly Insertion Square Nuts - For 5 Series (Slot Width 6mm)

Caution
Product Description
Pre-Assembly Insertion Square Nuts For Aluminum Profile - 5 Series (Slot Width 6 mm.).
It is a square nut used for preparing a screw hole for assembling with bolt and machine component
[Features]
• Pre-Assembly insertion: Insert from the end before assembling the aluminum frame
• Suitable for use with aluminum profile 5 series (slot width 6 mm.)
• Can support bolt size M3, M4 and M5
• Size (Width x Length x Depth): 15 x 10 x 3 mm.
• Material: SPCC coating with trivalent chromate
[Applications]
Suitable for use with bolt and aluminum profile 5 series (slot width 6 mm.)., for assembling machine components
Dimensional Drawing of Nuts

Specification Table of Nuts
| Nuts Model | − | M |
| HNKK5 | − | 5 |
・To check the latest price, please click the "Check Price" button after confirming the model number.
| Nuts Model | M | ||
| HNKK5 | 3 | 4 | 5 |
Specifications/Overview of Nuts
-Insert it into the frame upside down.
・This Nuts is sold in packs (100 pieces per pack). You cannot purchase by specifying the quantity.
Nuts 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 pre-insertion Nuts. Please insert it into the aluminum frame before use.
- Insert it with the convex side facing down.
![5 Series (groove width 6 mm) Pre-insertion square Nuts for 20, 25, and 40 square aluminum frames [100 pieces] Related image 1_Example of use](http://content.misumi-ec.com/image/upload/t_msmwm_wyg/v1/p/jp/product/wysiwyg/110302246940/110302246940_002_20230801115852.gif)
Selection Support Information of Nuts
■Nuts Compatible seriesThis
Nuts is compatible withMisumi 5 series (groove width 6 mm) aluminum frames.
![5 Series (groove width 6 mm) Pre-insertion square Nuts for 20, 25, and 40 square aluminum frames [100 pieces] Related image 1_Compatible series](http://th.misumi-ec.com/en/linked/item/10302246940/img/oth_20.gif)
■ Nuts 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.
![5 Series (groove width 6 mm) Pre-insertion square Nuts for 20, 25, and 40 square aluminum frames [100 pieces] Related image 1_Difference between pre-insertion and post-insertion](http://content.misumi-ec.com/image/upload/t_msmwm_wyg/v1/p/jp/product/wysiwyg/110302246940/110302246940_004_20230801115852.gif)
Post-insertion: The Nuts Can be installed through the groove after assembly.
![5 Series (groove width 6 mm) Pre-insertion square Nuts for 20, 25, and 40 square aluminum frames [100 pieces] Related image 2_Difference between pre-insertion and post-insertion](http://content.misumi-ec.com/image/upload/t_msmwm_wyg/v1/p/jp/product/wysiwyg/110302246940/110302246940_005_20230801115852.gif)
■ 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.
■ Measures to prevent Nuts from falling
- If the Nuts fall off when the aluminum frame is placed vertically, attacha pre-insertion stopperbefore inserting them into the groove.
- Temporary locking Nuts (with spring and plastic non-slip) are also available.
5 Series Related Parts of Nuts
| Product name | Aluminum frame | bracket | Blind Joint | Frame cap | Groove cover |
|---|---|---|---|---|---|
| photograph | ![]() | ![]() | ![]() | ![]() | ![]() |
| Product page | Here | Here | Here | Here | Here |




