Simple Joint Kit for Aluminum Frame Blind Joints

Brand :
MISUMI
Caution
Product Description
The only additional work required to the frame is end tapping, making this a simple joint with excellent fastening workability.
Dimensional Drawing of Blind Joint Parts
HUJ(Simple Blind Joint Parts Kit)
① Simple Blind Joint Parts body (set screw included)
②Special bolt
Frame A and Frame B are fastened together when the set screw presses against the head of the dedicated bolt.

| Part Name | [M] Blind Joint Parts Material | [S] Surface Treatment |
| Main unit | S45C | Trivalent Chromate |
| Dedicated bolt | SCM435 | Trivalent Chromate |
| Set screw | Black Iron Oxide Film |
Specification Table of Blind Joint Parts
| Blind Joint Parts Model |
| HUJ6 |
・The price list below is currentas of April 2011.
・To check the latest price, please click the "Check Price" button after confirming the model number.
・To check the latest price, please click the "Check Price" button after confirming the model number.
| Blind Joint Parts Model | Components | ||
| Type | No. | ||
| HUJ | 6 | ①Simple Blind Joint Parts body (set screw included) | ②Special bolt |
| Simple Blind Joint Parts | Compatible frame number | |||
| HUJ6 | 6-3030 | 6−3060 | 6−3090* | 6−30120* |
| 6−5050 | ||||
| 6−6060 | ||||
| *For rectangular frames, the number of fastening points will be reduced depending on the fastening direction. (See the example of HFS6-3090 on the right.) | ||||
How to Use of Blind Joint Parts
HFS6-3030-1000-LTP
Enlarged view
Insert it into the groove of frame Ⓑ .
HFS6-3030-1000
Tighten the set screw on the simple Blind Joint Parts body with a hex wrench to complete the installation.
| procedure | Side View | Floor plan | <Example for HFS6-6060> ・Four simple Blind Joint Parts are used ![]() <Example 1 for HFS6-3090> ・Three simple Blind Joint Parts are used ![]() <Example 2 for HFS6-3090> ・In this case, two simple Blind Joint Parts are used. ![]() |
| 1 | HUJ6![]() | ![]() | |
| Pass the special bolt 2 through the simple Blind Joint Parts body 1 and attach it to the tapped hole in the frame Ⓐ. | |||
| 2 | ![]() If the bolts are tightened too much, they will not fit into the grooves of frame B, so be sure to leave some play. | ![]() When the bolt is fully inserted, loosen it so that the bolt head turns half a turn, leaving some play in the X section. | |
| 3 | ![]() | ![]() | |
| 4 | ![]() | ![]() | |
■ Order example
| Frame A (tapped holes) | Frame B | Single Blind Joint Parts Kit |
|---|---|---|
| HFS6-3030-1000-LTP | HFS6-3030-1000 | HUJ6 |
When fitting the panel into the groove of the frame, a notch may be required depending on the direction in which the simple Blind Joint Parts is installed.
Example of no need for panel cutout
Example of required panel cutout

Product Comparison Information of Blind Joint Parts
If using a regular bracket would cause interference with the surrounding area, we recommend a Blind Joint Parts connection. Please refer to the table below and check the detailed specifications on the product page.
| Product name | Simple Blind Joint Parts | Single Blind Joint Parts | Tapping Blind Joint Parts | Screw Blind Joint Parts | Center Blind Joint Parts | Post-insertion double Blind Joint Parts | First-in double Blind Joint Parts | Parallel Blind Joint Parts |
|---|---|---|---|---|---|---|---|---|
| Product Photos | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Installation Diagram | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Blind Joint Parts Material | S45C/SCM435 | Iron or SUS304 | SWCH-18A | Iron or SUS304 | SCS13 | Equivalent to SCS13/SUS304 | SUS316 equivalent / SUS304 | SCS13/SUS304 |
| Blind Joint Parts Features | No additional machining of wrench holes is required, and fastening can be done in one place. | Since the additional D hole does not penetrate all the way to the flat surface, this is a Blind Joint Parts with particularly excellent aesthetics. | No additional tapping holes are required. This is the most inexpensive Blind Joint Parts. | The plate allows for reliable and inexpensive connection. | This is the most common Blind Joint Parts that can be used with a wide range of aluminium frames. | Stable fastening is possible from two points. This is the strongest fastening possible with Blind Joint Parts. | This Blind Joint Parts can be used for a variety of purposes, such as extending frames or attaching to plates. | The frames can be connected side-by-side. |
| 6 Series Product Page | Viewing | Product page | Product page | Product page | Product page | Product page | Product page | Product page |
6 Series Aluminum Frame Related Parts of Blind Joint Parts
■6 Series (groove width 8mm)
| Product name | Aluminum frame | Blind Joint Parts | nut | Frame cap | Groove cover |
|---|---|---|---|---|---|
| photograph | ![]() | ![]() | ![]() | ![]() | ![]() |
| Product page | Here | Here | Here | Here | Here |
Example

































