DIN 6331
Flange Nut M12 DIN 6331
DIN 6331 Flange Nut. This page lists 28 verified variants in Hardened Steel, Stainless Steel A2 and Stainless Steel A4, sizes M5–M36, from suppliers in Germany — ranked by technical match, never by paid placement.
Base specifications
- Category
- Nut
- Standard
- DIN 6331
- Material grade
- Hardened Steel
- Surface treatment
- Untreated
- Size
- M12
- Length
- 18 mm
- Type
- Flange Nut
Additional information
Code: K0701.121
H (height = 1.5 x D): 18 mm; A (flange thickness): 4 mm; D1 (flange diameter): 25 mm; SW (wrench size): 19 mm Hardened Steel class 10

Variants · 24
Select a variant to see the supplier| Title | Size | Length | Material | Treatment | Suppliers | Ref | Compare |
|---|---|---|---|---|---|---|---|
| Flange Nut M5 DIN 6331 | M5 | 7.5 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M5-HARDEN | |
| Flange Nut M6 DIN 6331 | M6 | 9 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M6-HARDEN | |
| Flange Nut M6 DIN 6331 | M6 | 9 mm | Stainless Steel A2 | Untreated | 1 supplier | GN-DIN6331-M6-A2 | |
| Flange Nut M8 DIN 6331 | M8 | 12 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M8-HARDEN | |
| Flange Nut M8 DIN 6331 | M8 | 12 mm | Stainless Steel A2 | Untreated | 1 supplier | GN-DIN6331-M8-A2 | |
| Flange Nut M8 DIN 6331 | M8 | 12 mm | Stainless Steel A4 | Untreated | 1 supplier | GN-DIN6331-M8-A4 | |
| Flange Nut M10 DIN 6331 | M10 | 15 mm | Stainless Steel A2 | Untreated | 1 supplier | GN-DIN6331-M10-A2 | |
| Flange Nut M10 DIN 6331 | M10 | 15 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M10-HARDEN | |
| Flange Nut M10 DIN 6331 | M10 | 15 mm | Stainless Steel A4 | Untreated | 1 supplier | GN-DIN6331-M10-A4 | |
| Flange Nut M12 DIN 6331 | M12 | 18 mm | Stainless Steel A2 | Untreated | 1 supplier | GN-DIN6331-M12-A2 | |
| Flange Nut M12 DIN 6331 | M12 | 18 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M12-HARDEN | |
| Flange Nut M12 DIN 6331 | M12 | 18 mm | Stainless Steel A4 | Untreated | 1 supplier | GN-DIN6331-M12-A4 | |
| Flange Nut M14 DIN 6331 | M14 | 21 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M14-HARDEN | |
| Flange Nut M16 DIN 6331 | M16 | 24 mm | Stainless Steel A2 | Untreated | 1 supplier | GN-DIN6331-M16-A2 | |
| Flange Nut M16 DIN 6331 | M16 | 24 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M16-HARDEN | |
| Flange Nut M16 DIN 6331 | M16 | 24 mm | Stainless Steel A4 | Untreated | 1 supplier | GN-DIN6331-M16-A4 | |
| Flange Nut M18 DIN 6331 | M18 | 27 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M18-HARDEN | |
| Flange Nut M20 DIN 6331 | M20 | 30 mm | Stainless Steel A2 | Untreated | 1 supplier | GN-DIN6331-M20-A2 | |
| Flange Nut M20 DIN 6331 | M20 | 30 mm | Stainless Steel A4 | Untreated | 1 supplier | GN-DIN6331-M20-A4 | |
| Flange Nut M20 DIN 6331 | M20 | 30 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M20-HARDEN | |
| Flange Nut M22 DIN 6331 | M22 | 33 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M22-HARDEN | |
| Flange Nut M24 DIN 6331 | M24 | 36 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M24-HARDEN | |
| Flange Nut M30 DIN 6331 | M30 | 45 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M30-HARDEN | |
| Flange Nut M36 DIN 6331 | M36 | 54 mm | Hardened Steel | Untreated | 1 supplier | GN-DIN6331-M36-HARDEN |
Questions about DIN 6331
- What is DIN 6331?
- On GyverNet, DIN 6331 parts are listed as Flange Nut. Verified sizes on file: M5–M36. Materials on file: Hardened Steel, Stainless Steel A2 and Stainless Steel A4.
- How many verified suppliers list DIN 6331 on GyverNet?
- 1 verified supplier on this page: KIPP.
