1-321-802-5889

NSN 5305-00-921-3897

Self-tapping Screw

About this product

0.625 inches fastener length, hexagon head style, between 0.172 inches and 0.190 inches head height, width between flats: between 0.367 inches and 0.375 inches .

Manufacturer part number 171027 for national stock number 5305009213897.

Datasheet

  • Product description

    Tapping Screw NSN 5305-00-921-3897.

  • MPN or Model

    171027

  • Schedule B
    7318.14.0000 (Self-tapping screws of iron or steel)
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Fastener Length
    0.625 inches
  • Head Style
    Hexagon
  • Head Height
    Between 0.172 inches and 0.190 inches
  • Width Between Flats
    Between 0.367 inches and 0.375 inches
  • Internal Drive Style
    W/o internal drive
  • Features Provided
    Casehardened
  • Nonmachine Thread Style
    Dog type (type b or c)
  • Nonmachine Thread Diameter
    0.250 inches
  • Material
    Steel comp 1016 or steel comp 1018 or steel comp 1019 or steel comp 1021 or steel comp 1022 or steel comp 1524
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416, type 2, class 3 federal specification all treatment responses
  • Nondefinitive Specification/std Data
    C type
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 5305009213897

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
171027 Army Weapons Command
FFS107 Federal Specifications
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