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NSN 5305-01-145-7079

Self-tapping Screw

About this product

0.500 inches fastener length, hexagon extended washer head style, 0.149 inches head height, width between flats: 0.312 inches .

Manufacturer part number 31866 for national stock number 5305011457079.

Datasheet

  • Product description

    Tapping Screw NSN 5305-01-145-7079.

  • MPN or Model

    31866

  • Schedule B
    7318.14.0000 (Self-tapping screws of iron or steel)
  • Fastener Length
    0.500 inches
  • Head Style
    Hexagon extended washer
  • Head Height
    0.149 inches
  • Width Between Flats
    0.312 inches
  • Extended Washer Diameter
    0.438 inches
  • Extended Washer Thickness
    0.035 inches
  • Internal Drive Style
    Slot
  • Features Provided
    Casehardened
  • Nonmachine Thread Style
    Gimlet point (type a, ab or ba)
  • Nonmachine Thread Diameter
    0.216 inches
  • Material
    Steel
  • Surface Treatment
    Chromate
Tapping Screw

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes screw, assembled washer.

Mechanic Bill explains Self-tapping Screw

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NSN 5305011457079

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
31866 Barnes Group Inc.
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