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NSN 5306-00-018-7979

Hexagon Head Machine Screw And External Tooth Lock Washer Assemblies

About this product

0.750 inches fastener length, hexagon head style, between 0.172 inches and 0.190 inches head height, width between flats: between 0.428 inches and 0.437 inches .

Manufacturer part number 187979 for national stock number 5306000187979.

Datasheet

  • Product description

    Assembled Washer Bolt NSN 5306-00-018-7979.

  • MPN or Model

    187979

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    0.650 inches
  • Fastener Length
    0.750 inches
  • Head Style
    Hexagon
  • Head Height
    Between 0.172 inches and 0.190 inches
  • Width Between Flats
    Between 0.428 inches and 0.437 inches
  • Washer Quantity
    1
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    20
  • Hardness Rating
    60.6 rockwell b and 67.6 rockwell b
  • Minimum Yield Strength
    26000 pounds per square inch
  • Primary Washer Style
    Flat external teeth
  • Primary Washer Material Thickness
    Between 0.023 inches and 0.028 inches
  • Material
    Steel comp 1010 or steel comp 1015 or steel comp 1016 or steel comp 1018 or steel comp 1019 or steel comp 1020
  • Surface Treatment
    Cadmium or zinc
  • Thread Series Designator
    Unc
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Assembled Washer Bolt

A bolt, machine on which has been assembled one or more nonremovable washers. See also screw, assembled washer.

Mechanic Bill explains Hexagon Head Machine Screw And External Tooth Lock Washer Assemblies

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NSN 5306000187979

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
187979 General Motors Corp
187979 General Motors Llc
187979 Army Weapons Command
5306000187979 E.c.a Etablissement
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