M8 x 40mm Hex Socket Cap Screw (DIN 912) | Marine Grade A4-80 Stainless Steel

Product code: HSC912-M8-40-A4-80
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M8 x 40mm Hex Socket Cap Screw (DIN 912) | Marine Grade A4-80 Stainless Steel
M8 x 40mm Hex Socket Cap Screw (DIN 912) | Marine Grade A4-80 Stainless Steel
M8 x 40mm Hex Socket Cap Screw (DIN 912) | Marine Grade A4-80 Stainless Steel
M8 x 40mm Hex Socket Cap Screw (DIN 912) | Marine Grade A4-80 Stainless Steel
M8 x 40mm Hex Socket Cap Screw (DIN 912) | Marine Grade A4-80 Stainless Steel
M8 x 40mm Hex Socket Cap Screw (DIN 912) | Marine Grade A4-80 Stainless Steel
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 999 £0.21 £0.25
1000 - 2499 £0.17 £0.20
2500 + £0.13 £0.16
£0.25 / each
Quantity:


Product Specification
Thread Size M8
Length 40mm
Threaded Length 28mm
Pitch 1.25mm
Head Diameter 13.0mm
Head Height 8.0mm
Drive H6
Head Style Cap Head
Material A4-80 Stainless Steel

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M8 x 40mm Hex Socket Cap Screw (DIN 912) | Marine Grade A4-80 Stainless Steel

Engineered for workshop fabrication, this M8 x 40mm machine cap screw suits applications that need a socket drive screw with a strong bearing face and clean cylindrical head.

For assembling small mechanical units, the A4-80 stainless steel body provides a practical balance of strength, drive access and secure drive contact. A4 stainless steel is often chosen for external, marine and washdown environments where improved corrosion resistance is needed.

Common Applications

  • Laboratory fixture builds
  • Jig and fixture manufacture
  • Display equipment hardware
  • Steel bracket fastening

M8 x 40mm Socket Cap Screw Dimensions

  • Thread Size: M8
  • Length: 40mm
  • Threaded Length: 28mm
  • Pitch: 1.25mm
  • Head Diameter: 13mm
  • Head Height: 8mm
  • Drive: H6
  • Material: A4-80 Stainless Steel
  • Head Style: Cap Head
  • Standard: DIN 912

Fastener Selection Note

DIN 912 cap screws suit machine builds that need a cylindrical head, positive hex key engagement and a strong mechanical fixing.

View our full Socket Cap Screws DIN 912 Range.

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Bronze
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lifetime spend from £200.00
Silver
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lifetime spend from £1,000.00
Gold
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Earn 1 point for every £1.00 spent
lifetime spend from £20,000.00