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NSN 5305-01-421-1420

Tap Bolt

About this product

4.250 inches fastener length, hexagon head style, between 0.378 inches and 0.403 inches head height, width between flats: between 0.922 inches and 0.928 inches .

Manufacturer part number B1821AH063C425N for national stock number 5305014211420.

Datasheet

  • Product description

    Hexagon Head Cap Screw NSN 5305-01-421-1420.

  • MPN or Model

    B1821AH063C425N

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 1.500 inches and 1.750 inches
  • Fastener Length
    4.250 inches
  • Head Style
    Hexagon
  • Head Height
    Between 0.378 inches and 0.403 inches
  • Width Between Flats
    Between 0.922 inches and 0.928 inches
  • Thread Diameter
    0.625 inches
  • Features Provided
    Finished head
  • Thready Qty Per Inch (tpi)
    11
  • Material
    Steel
  • Material Specification
    Astm a 354, cl bd assn standard single material response
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Qq-p-416 ty2 cl3 federal specification single treatment response
  • Thread Series Designator
    Unc
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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 5305014211420

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
B1821AH063C425N American National Standards
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