M8 x 40mm Hex Bolt - Part Threaded (DIN 931) | 10.9 Steel BZP

Product code: HH931-M8-40-109-BZP
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M8 x 40mm Hex Bolt - Part Threaded (DIN 931) | 10.9 Steel BZP
M8 x 40mm Hex Bolt - Part Threaded (DIN 931) | 10.9 Steel BZP
M8 x 40mm Hex Bolt - Part Threaded (DIN 931) | 10.9 Steel BZP
M8 x 40mm Hex Bolt - Part Threaded (DIN 931) | 10.9 Steel BZP
M8 x 40mm Hex Bolt - Part Threaded (DIN 931) | 10.9 Steel BZP
M8 x 40mm Hex Bolt - Part Threaded (DIN 931) | 10.9 Steel BZP
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 99 £0.37 £0.44
100 - 249 £0.31 £0.37
250 - 499 £0.25 £0.30
500 - 999 £0.18 £0.22
1000 - 4999 £0.12 £0.15
5000 + £0.11 £0.13
£0.44 / each
Quantity:


Product Specification
Thread Size M8
Pitch 1.25mm
Length 40mm
Threaded Length 22mm
Material 10.9 Steel BZP
Across Flats 13mm
Head Height 5.5mm
Head Style Hex Head
Standard DIN 931

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Order by 4pm (UK) for same day dispatch, Monday to Thursday or 2pm Friday.

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Frequently Bought Together

Total Price: £0.00

M8 x 40mm Hex Head Bolt DIN 931 | 10.9 Steel BZP

For construction fixings, this M8 x 40mm part threaded hex bolt gives engineers a practical fixing with a 13mm across flats head and 1.25mm thread pitch. It is a useful choice where repeatable assembly and maintenance access matter. The result is a M8 part threaded bolt that suits precise replacement work as well as new build assemblies.

Use with suitable washers to distribute load and with matching nuts where a through-bolted joint is required. The 22mm threaded section gives enough engagement for matched hardware while the 40mm overall length supports standard frames, guards and general assemblies.

Common Applications

  • Repairing structural steel joints in construction fixings
  • Clamping timber-to-steel interfaces using M8 metric hardware
  • Fastening site-built frames where 10.9 Steel BZP is specified
  • Installing temporary works hardware requiring DIN 931 part threaded bolts

M8 x 40mm Hex Head Bolt DIN 931 Dimensions

  • Thread Size: M8
  • Length: 40mm
  • Threaded Length: 22mm
  • Pitch: 1.25mm
  • Across Flats: 13mm
  • Head Height: 5.5mm
  • Material: 10.9 Steel BZP
  • Standard: DIN 931
  • Head Style: Hex Head

Compatible Fasteners

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

Our hex head screws are also available as fully threaded Hex Head Screws.

View our full Hex Head Bolts DIN 931 range.

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Bronze
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Silver
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Earn 1 point for every £1.00 spent
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