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NSN 5305-01-434-4211

Tap Bolt

About this product

1.380 inches fastener length, hexagon head style, between 0.302 inches and 0.323 inches head height, width between flats: between 0.736 inches and 0.750 inches .

Manufacturer part number B1821BH050F138D for national stock number 5305014344211.

Datasheet

  • Product description

    Hexagon Head Cap Screw NSN 5305-01-434-4211.

  • MPN or Model

    B1821BH050F138D

  • 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
    1.250 inches
  • Fastener Length
    1.380 inches
  • Head Style
    Hexagon
  • Head Height
    Between 0.302 inches and 0.323 inches
  • Width Between Flats
    Between 0.736 inches and 0.750 inches
  • Thread Diameter
    0.500 inches
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    20
  • Color
    Yellow or bronze or olive drab
  • Material
    Steel uns k04100
  • Material Specification
    Astm a354, grade bd assn standard single material response
  • Surface Treatment
    Zinc
  • Surface Treatment Specification
    Astm b633 assn standard single treatment response
  • Thread Series Designator
    Unf
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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 5305014344211

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
B1821BH050F138D American National Standards
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