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NSN 5306-00-018-6491

Hexagon Head Machine Screw And External Tooth Lock Washer Assemblies

About this product

Between 0.469 inches and 0.500 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 186491 for national stock number 5306000186491.

Datasheet

  • Product description

    Assembled Washer Bolt NSN 5306-00-018-6491.

  • MPN or Model

    186491

  • 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.)
    1.3 lb
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.369 inches and 0.400 inches
  • Fastener Length
    Between 0.469 inches and 0.500 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
    30.0 rockwell c and 40.0 rockwell c
  • Primary Washer Outside Diameter
    Between 0.460 inches and 0.475 inches
  • Primary Washer Style
    Flat external teeth
  • Primary Washer Material Thickness
    Between 0.023 inches and 0.028 inches
  • Material
    Steel comp 1050 or steel comp 1566
  • Material Specification
    Sae assn standard all material responses
  • 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 5306000186491

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
186491 General Motors Corp
186491 Evans Tempcon, Inc.
186491 General Motors Llc
186491 Army Weapons Command
186491 Diamond Reo Truck Co
5306000186491 E.c.a Etablissement
Stock Check
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