Blind Joint Parts - Nut for Pre-Assembly Double Joint (Series 6)

Caution
Product Description
It is a pre-assembly insertion double joint kit and fastening product. This product is used with a pre-assembly insertion double joint.
Dimensional Drawing of Blind Joint Parts

[M] Blind Joint Parts Material:
SUS304
Specification Table of Blind Joint Parts
| Model |
| HDJRN6 |
・To check the latest price, please click the "Check Price" button after confirming the model number.
| Blind Joint Parts Model | Apply | Mass (g) | |||
| Blind Joint Parts Type | No. | Supported Frames | First-in double joint | bolt | |
| HDJRN | 6 | 6 series 30 square | HDJFSN6 | CBM5-40 | 43 |
How to connect of Blind Joint Parts
This Blind Joint Parts product is used together witha pre-inserted double joint .
[Method of adding additional work to the frame]
Example: When adding a 1000mm aluminum frame to a 4000mm aluminum frame with a cross section of 30x60
1. Drill S holes horizontally on the right side of the 4000mm aluminum frame.2
. Drill D holes horizontally on the left side of the 1000mm aluminum frame.3
. Prepare pre-fit double Blind Joint Parts for the number of S holes.4
. Prepare pre-fit double joint nuts for the number of D holes.5
. Prepare 2 hexagon socket bolts for the pre-fit double Blind Joint Parts.6
. Pass the bolt (5) through the pre-fit double joint (3).7.
Insert the head of the bolt (5) into the S hole, then insert (3) into the S hole.8.
Insert (4) into the D hole of the frame (2) so that the tap is level with the groove.9.
Fasten to (4) with the bolt installed in (7). Do this for the number of grooves on both sides.

| series | symbol | Product name | Blind Joint Parts Model | quantity | remarks |
|---|---|---|---|---|---|
| 6 | (1) | 30x60 Aluminum Frame S-Hole | HFS6-3060-4000-RSH | 1 | - |
| (2) | 30x60 Aluminum Frame D Hole | HFS6-3060-1000-LDH | 1 | - | |
| (3) | Single pre-inserted double Blind Joint Parts | HDJFSN6 | 2 | 2 pieces per set | |
| (4) | Pre-insertion double Blind Joint Parts nut | HDJRN6 | 2 | - | |
| (5) | Hexagon socket head bolt | CBM5-40 | 4 | - |
How to Use of Blind Joint Parts
![]() | ||||||||||||||||||||||||
| ||||||||||||||||||||||||

(reference) Corner part when using this Blind Joint Parts

Product Comparison Information of Blind Joint Parts
■6 Series Blind Joint Parts
| Product name | First-in double Blind Joint Parts | Tapping Blind Joint Parts | Screw Blind Joint Parts | Simple Blind Joint Parts | Single Blind Joint Parts | Center Blind Joint Parts | Post-insertion double Blind Joint Parts | Parallel Blind Joint Parts |
|---|---|---|---|---|---|---|---|---|
| Product Photos | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Installation Diagram | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
| Blind Joint Parts Material | SUS316 equivalent / SUS304 | SWCH-18A | Iron or SUS304 | S45C/SCM435 | Iron or SUS304 | SCS13 | Equivalent to SCS13/SUS304 | SCS13/SUS304 |
| Features | This Blind Joint Parts can be used for a variety of purposes, such as extending frames or attaching to plates. | No additional tapping is required. Wrench holes are drilled into the mating frame. This is the most inexpensive Blind Joint Parts. | The plate allows for reliable and inexpensive connection. | 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 with particularly excellent aesthetics. | This is the most common blind joint 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. | The frames can be connected side-by-side. |
| 6 Series Product Page | Product page | Product page | Product page | Product page | Product page | Product page | Product page | Product page |
6 Series Related Products of Blind Joint Parts
■6 Series (groove width 8mm)
| Product name | Aluminum frame | Blind Joint Parts | Frame cap | Groove cover | nut |
|---|---|---|---|---|---|
| photograph | ![]() | ![]() | ![]() | ![]() | ![]() |
| Product page | Here | Here | Here | Here | Here |





















