M8 x 25mm Hex (Non Serrated) Flange Bolt (DIN 6921) | A2-70 Stainless Steel

Product code: FHH6921-M8-25-A2-70
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M8 x 25mm Hex (Non Serrated) Flange Bolt (DIN 6921) | A2-70 Stainless Steel
M8 x 25mm Hex (Non Serrated) Flange Bolt (DIN 6921) | A2-70 Stainless Steel
M8 x 25mm Hex (Non Serrated) Flange Bolt (DIN 6921) | A2-70 Stainless Steel
M8 x 25mm Hex (Non Serrated) Flange Bolt (DIN 6921) | A2-70 Stainless Steel
M8 x 25mm Hex (Non Serrated) Flange Bolt (DIN 6921) | A2-70 Stainless Steel
M8 x 25mm Hex (Non Serrated) Flange Bolt (DIN 6921) | A2-70 Stainless Steel
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 9 £1.10 £1.32
10 - 24 £0.88 £1.05
25 - 49 £0.66 £0.79
50 - 99 £0.55 £0.66
100 - 499 £0.49 £0.59
500 - 999 £0.44 £0.53
1000 + £0.33 £0.40
£1.32 / each
Quantity:


Product Specification
Thread Size M8
Thread Length 25mm
Pitch 1.25mm
Material A2-70 Stainless Steel
Across Flats 13mm
Head Height 8.1mm
Flange Diameter 18.0mm
Standard DIN 6921
Head Style Flanged Hex Head

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M8 x 25mm Flanged Hex Head Bolt (DIN 6921) | A2-70 Stainless Steel

The M8 x 25mm A2-70 Stainless Steel flanged hex head bolt is useful across conveyor frames where a standard hex bolt would need extra load spreading. Its 25mm thread length, 1.25mm pitch and 8.1mm head height make it easy to match with existing DIN 6921 fastener specifications.

The DIN 6921 form combines a hex drive with a wider seating face, helping to spread clamp load and reduce surface marking on brackets, plates or fabricated parts. The A2-70 stainless steel material gives 70 grade tensile performance while the DIN 6921 specification keeps the fastener compatible with standard metric assemblies.

Common Applications

  • Conveyor Frames: joining brackets on conveyor frames and handling systems.
  • Machinery Builds: supports firm alignment where vibration or movement can affect standard fasteners.
  • Maintenance Work: replacing worn fixings during planned servicing.
  • Fabrication: creating repeatable DIN 6921 joints across metal assemblies.

M8 x 25mm Flanged Hex Head Bolt Dimensions

  • Thread Size: M8
  • Thread Length: 25mm
  • Pitch: 1.25mm
  • Across Flats: 13mm
  • Head Height: 8.1mm
  • Flange Diameter: 18mm
  • Material: A2-70 Stainless Steel
  • Standard: DIN 6921
  • Head Style: Flanged Hex Head

Specification Notes

For vibration-prone assemblies, confirm the mating nut and joint design are suitable for the working load. The flange helps spread pressure but the correct mating component is still important for safe installation.

Related Fasteners

Most commonly used in conjunction with Washers and Nuts, these products help hold fasteners in place and join two or more parts together. We also offer Socket Head Screws

For a standard non-flanged head, view our Hex Head Bolts DIN 931. For a fully threaded hex option, view our Hex Set Screws DIN 933.

View our full range of Flanged Hex Head Bolts DIN 6921.

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