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NSN 5305-01-145-4003

Self-tapping Screw

About this product

Between 1.200 inches and 1.250 inches fastener length, hexagon extended washer head style, between 0.202 inches and 0.240 inches head height, width between flats: between 0.367 inches and 0.375 inches .

Manufacturer part number 1723180 for national stock number 5305011454003.

Datasheet

  • Product description

    Tapping Screw NSN 5305-01-145-4003.

  • MPN or Model

    1723180

  • Schedule B
    7318.14.0000 (Self-tapping screws of iron or steel)
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Unit Weight (Est.)
    0.4 lb
  • Fastener Length
    Between 1.200 inches and 1.250 inches
  • Head Style
    Hexagon extended washer
  • Head Height
    Between 0.202 inches and 0.240 inches
  • Width Between Flats
    Between 0.367 inches and 0.375 inches
  • Extended Washer Diameter
    Between 0.480 inches and 0.520 inches
  • Extended Washer Thickness
    Between 0.030 inches and 0.050 inches
  • Internal Drive Style
    W/o internal drive
  • Features Provided
    Finished head
  • Min. Tensile Strength (psi)
    150000 pounds per square inch
  • Hardness Rating
    32.0 rockwell c and 38.0 rockwell c
  • Nonmachine Thread Style
    Blunt (type tt)
  • Nonmachine Thread Diameter
    0.250 inches
  • Material
    Steel comp 4037
  • Material Specification
    66 federal standard single material response
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416, type 2, cl 2 federal specification single treatment response
  • Nondefinitive Specification/std Data
    Tt type
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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 5305011454003

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
1723180 Oshkosh Corporation
MS51871-6 Military Standards
FF-S-107 Federal Specifications
1723180 Oshkosh Corporation
MS51871-6 Military Standards
FF-S-107 Federal Specifications
1723180 Oshkosh Corporation
MS51871-6 Military Standards
FF-S-107 Federal Specifications
1723180 Oshkosh Corporation
MS51871-6 Military Standards
FF-S-107 Federal Specifications
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