M8 x 30
Mushroom head square neck bolts — DIN 603 / ISO 8677 / ISO 8678
M8 x 30 is listed in the confirmed supply specifications of the products shown below. Dimensions are referenced against DIN 603 / ISO 8677 / ISO 8678; where these standards differ, both values are shown so the correct one can be confirmed before ordering. Packing quantity, stock status and mechanical property class are confirmed in the quotation. Column symbols: P = thread pitch.
Edition to confirm · Specification| Standard | Status | P (mm) | bodyDiameterMax (mm) | bodyDiameterMin (mm) | neckWidthMax (mm) | neckWidthMin (mm) | neckHeightMax (mm) | neckHeightMin (mm) | headDiameterMax (mm) | headDiameterMin (mm) | headHeightMax (mm) | headHeightMin (mm) | bLe125 (mm) | bLe200 (mm) | bGt200 (mm) | cornerDistance (mm) | rMax (mm) | cMax (mm) | cMin (mm) | bearingDiameterMin (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DIN 603 | Current | 1.25 | 8 | 7.42 | 8.58 | 7.42 | 5.6 | 4.4 | 20.65 | 19.35 | 4.88 | 4.12 | - | - | - | - | - | - | - | - |
| ISO 8677 | Historical | 1.25 | 8.58 | - | 8.58 | 7.42 | 5.6 | 4.4 | 20 | 18.7 | 4.8 | 4 | 22 | 28 | 41 | 9.6 | 0.8 | - | - | - |
| ISO 8678 | Current | 1.25 | 8 | - | 8.58 | 7.85 | 3 | 2.4 | 18 | - | 4.8 | 4 | 22 | - | - | 10.2 | 0.8 | 2.2 | 1.2 | 15.8 |
Compare before substituting
DIN 603 →ISO 8677ISO 8678ISO 8677 / M8 / bodyDiameterMax: DIN 603 8 · ISO 8677 8.58
ISO 8677 / M8 / headDiameterMax: DIN 603 20.65 · ISO 8677 20
ISO 8677 / M8 / headDiameterMin: DIN 603 19.35 · ISO 8677 18.7
ISO 8677 / M8 / headHeightMax: DIN 603 4.88 · ISO 8677 4.8
ISO 8677 / M8 / headHeightMin: DIN 603 4.12 · ISO 8677 4
ISO 8678 / M8 / neckWidthMin: DIN 603 7.42 · ISO 8678 7.85
ISO 8678 / M8 / neckHeightMax: DIN 603 5.6 · ISO 8678 3
ISO 8678 / M8 / neckHeightMin: DIN 603 4.4 · ISO 8678 2.4
ISO 8678 / M8 / headDiameterMax: DIN 603 20.65 · ISO 8678 18
ISO 8678 / M8 / headHeightMax: DIN 603 4.88 · ISO 8678 4.8
ISO 8678 / M8 / headHeightMin: DIN 603 4.12 · ISO 8678 4