Slot 6 mm
EU 206
- Material
- Q235 carbon steel
- Part-number group
- XAHI21 / XAHI23
- Threads included
- M3, M4, M5
M3–M8EU CompatibleSpring Ball Retention
T-Nuts with Spring Ball
XAHI T-nuts with spring ball are listed for EU profile rows. All listed variants are inserted from either end of the profile and slid to position; they are not drop-in nuts. The spring ball helps hold the nut in position before tightening, including in vertical profiles.
Thread Sizes
M3 – M8
Profile Series
20 – 40 mm (EU)
Installation
End-feed only · Not drop-in
Part Codes
XAHI21 / XAHI23 / XAHI31
Part Number System
Full part numbers are composed of: Code + Series + M
XAHI31+308+6=XAHI31-308-6
Code
XAHI21
Carbon steel — zinc plated
XAHI23
Carbon steel — chrome plated
XAHI31
SUS304 — vibratory polished
Series
EU profile series number (e.g. 308 = EU 30 Slot 8 mm, 408 = EU 40 Slot 8 mm).
M
Thread diameter (M3, M4, M5, M6, M8).
Dimensions & Specifications
All dimensions in millimeters (mm).
Assembly Planning
Confirm the selected variant, profile row, fastening arrangement, and required assembly access before ordering.
Dimensions
| Code | Series | M | A | B | T | T1 | W | Compatible Profile |
|---|---|---|---|---|---|---|---|---|
| XAHI21 XAHI23 | 206 | 3 4 5 | 8.2 | 13 | 3.9 | 4.4 | 6 | EU 20 Slot 6mm |
| 308 | 4 5 6 | 12 | 20 | 6.2 | 7 | 8 | EU 30 Slot 8mm | |
| 408 | 3 4 5 6 8 | 13.2 | 21 | 6.9 | 7.7 | 5 | EU 40 Slot 8mm | |
| XAHI31 | 308 | 5 6 | 11.5 | 20 | 6 | 7 | 8 | EU 30 Slot 8mm |
| 408 | 6 8 | 13 | 22 | 6.5 | 7.5 | 8 | EU 40 Slot 8mm |
Technical documentation
Technical drawings
Select the matching profile series, material and part-number group. Open the PDF for a quick review or download the DWG for CAD use.
Slot 8 mm
EU 308
- Material
- Q235 carbon steel
- Part-number group
- XAHI21 / XAHI23
- Threads included
- M4, M5, M6
Slot 8 mm
EU 408
- Material
- Q235 carbon steel
- Part-number group
- XAHI21 / XAHI23
- Threads included
- M3, M4, M5, M6, M8
PDF files open in a new tab. DWG files download directly. Dimensions are in millimeters; verify the selected series and thread before use.
Key Features
🔮
Spring Ball Positioning
The spring ball provides temporary holding force before tightening and helps keep the nut from sliding downward in a vertical profile. Final clamping force comes from the tightened bolt.
🔗
Listed EU Profile Rows
Review the listed EU profile rows and verify the selected series, slot opening, thread, and dimensions.
🎯
End-Feed Installation
All listed variants are inserted from either end of the profile and slid to the required position. They are not drop-in nuts.
📐
Listed EU Dimensions
Select by EU profile series, slot opening, thread, material, finish, and the dimensions shown in the table.
💪
Multiple Material Options
XAHI21 and XAHI23 are carbon steel with zinc or chrome plating. XAHI31 is SUS304 with vibratory polishing.
⚡
Assembly Planning
Confirm the selected variant, profile row, fastening arrangement, and required assembly access before ordering.
Typical Applications
Slot Positioning
Feed the nut from either end of a compatible profile, then slide it to the required fastening position.
Automated Machine Frames
Potential profile-frame application; confirm suitability for the selected variant and complete assembly.
Industrial Safety Guards
Potential profile-frame application; confirm suitability for the selected variant and complete assembly.
Conveyor Systems
Potential profile-frame application; confirm suitability for the selected variant and complete assembly.
Modular Workstations
Potential profile-frame application; confirm suitability for the selected variant and complete assembly.
Laboratory and Technical Frames
Potential profile-frame application; confirm suitability for the selected variant, complete assembly, and environment.
Technical FAQ
Related Products
More from T-Slot Nuts & Bolts: Types, Sizes and Selection
XAHQ21 · XAHQ22 …
Roll-in T-Nuts
Post-assembly XAHQ roll-in T-nuts for listed GB and EU profiles. Tilt and roll them into the slot without profile-end access; select by profile, slot opening, thread, finish, and dimensions.
XAHJ21 · XAHJ23
Roll-in T-Nuts with Spring Ball
Post-assembly XAHJ roll-in T-nuts for listed EU profiles. Tilt and roll them into the slot; the spring ball provides temporary holding force before tightening.
XAHN21 · XAHN23 …
Sliding Nuts
End-feed XAHN sliding nuts for listed GB and EU profiles. Insert them from an open profile end and slide them to position; select by profile, slot opening, thread, finish, and dimensions.
XAHB21
Sliding Nuts with Spring Ball
End-feed XAHB21 sliding nuts for listed EU profiles. Insert them from an open profile end; the spring ball provides temporary holding force before tightening.
Compare T-slot nut families
Use the installation method, profile access and exact product row to narrow the selection.
Ready to Get Started?
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