1-321-802-5889

NSN 5305-01-282-1347

Tap Bolt

About this product

Between 1.203 inches and 1.250 inches fastener length, hexagon head style, between 0.265 inches and 0.297 inches head height, width between flats: between 0.740 inches and 0.752 inches .

Manufacturer part number NASM3 THRU NASM20 for national stock number 5305012821347.

Datasheet

  • Product description

    Hexagon Head Cap Screw NSN 5305-01-282-1347.

  • MPN or Model

    NASM3 THRU NASM20

  • 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)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.749 inches and 0.828 inches
  • Fastener Length
    Between 1.203 inches and 1.250 inches
  • Head Style
    Hexagon
  • Head Height
    Between 0.265 inches and 0.297 inches
  • Width Between Flats
    Between 0.740 inches and 0.752 inches
  • Hole Diameter
    Between 0.070 inches and 0.080 inches
  • Shank Unthreaded Hole Diameter
    0.106 inches first hole and 0.116 inches first hole
  • Thread Diameter
    0.500 inches
  • Hole Quantity
    1
  • Hole Type
    Drilled
  • Features Provided
    Finished head
  • Thready Qty Per Inch (tpi)
    20
  • Min. Tensile Strength (psi)
    125000 pounds per square inch
  • Hardness Rating
    26.0 rockwell c and 32.0 rockwell c
  • Hole Configuration Style
    Hexagon flats
  • Distance From Head Largest Bearing Surface To Shank Hole Center
    1.047 inches first hole
  • Material
    Steel comp 431
  • Material Specification
    Mil-s-18732 military specification single material response
  • Surface Treatment
    Passivate
  • Thread Series Designator
    Unf
Hexagon Head Cap Screw

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

Mechanic Bill explains Tap Bolt

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NSN 5305012821347

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
NASM3 THRU NASM20 National Aerospace Standards
AN8CH11 National Aerospace Standards
AN8CH11 Aeronautical Standards Group
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