M8x40 Hexagon head bolt 10.9 zinc-flake coating DIN 931 - 2 pcs.

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M8x40 DIN 931 bolt, partial thread, property class 10.9 steel, zinc-flake coating. Pack of 2 pieces, net weight 0,040 kg.
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M8x40 Hexagon head bolt 10.9 zinc-flake coating DIN 931 - 2 pcs.

M8x40 Hexagon head bolt 10.9 zinc-flake coating DIN 931 - 2 pcs.

M8x40 hexagon head bolt with a partial thread, made of property class 10.9 steel with a zinc-flake coating. The smooth shank under the head allows the unthreaded part of the bolt to pass through the joined components.

Zinc-flake coating forms a barrier layer that increases the corrosion resistance of steel and is used on fasteners with a high property class. Selection of the coating for a specific environment should consider the design requirements and operating conditions.

Key specifications

  • size: M8x40,
  • property class: 10.9,
  • standard: DIN 931,
  • equivalent standard: ISO 4014,
  • material: steel,
  • surface finish: zinc-flake coating,
  • thread type: partial, metric coarse thread,
  • pieces per pack: 2.

M8x40 Hexagon head bolt 10.9 zinc-flake coating DIN 931 - 2 pcs.

Dimensions

  • nominal thread diameter d: M8,
  • length l: 40 mm,
  • minimum thread length b: 22 mm,
  • head height k: 5,3 mm,
  • width across flats s: 13 mm,
  • thread pitch P: 1,25 mm.

M8x40 Hexagon head bolt 10.9 zinc-flake coating DIN 931 - 2 pcs.

Standard and selection

DIN 931 specifies hexagon head bolts with a partial thread. The equivalent standard is ISO 4014. When selecting a fastener for an existing joint, check the required thread length and the engineering documentation.

Scope of delivery

One retail pack contains 2 M8x40 bolts. Nuts and washers are not included.

Net weight of 2 bolts: 0,040 kg. This excludes the packaging.

  • Brand
  • Reference
    DIN931-109-ZF-M8X40-2
  • Waga
    0,04 kg
  • In stock
    894 Items

  • Condition
    New
  • Standard
    Other standard
  • Sales unit
    pack
  • Length [mm]
    40

Workplace safety warnings — in accordance with Regulation (EU) 2023/988 on general product safety:
1. Eye protection:
– Always wear safety goggles or a face shield to protect your eyes from sparks, particles and metal fragments.
2. Hearing protection:
– When working in a noisy environment, use ear defenders or earplugs to prevent hearing damage.
3. Respiratory protection:
– When working in dusty surroundings or in the presence of fumes, wear a filtering mask or an appropriate respirator.
– Ensure proper ventilation of the workstation.
4. Hand and skin safety:
– Use protective gloves that protect against mechanical injuries and chemicals.
– Where necessary, use protective creams to prevent irritation and dry skin.
5. Work clothing:
– Work in protective clothing resistant to sparks and splashes.
– Avoid loose clothing, jewellery and loose hair near machinery.
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– Keep the workstation free of flammable materials (e.g. paper, fabrics and chemicals).
– Keep a serviceable fire extinguisher close at hand and know how to use it.
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– Do not use electrical devices in damp conditions.
– Disconnect equipment from the power supply during maintenance or repairs.
8. Use of machinery and tools:
– Regularly inspect the technical condition of machines and tools.
– Use equipment in accordance with the manufacturer's instructions.
– Blades and tools should be maintained regularly and kept in good condition.
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– Use handling equipment to move heavy components.
– Lift and carry using ergonomic practices to avoid injury.
10. Working with chemicals:
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Other important rules:
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