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NSN 5305-01-274-8489

Tap Bolt

About this product

Between 4.406 inches and 4.500 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 B1821BH050F450D for national stock number 5305012748489.

Datasheet

  • Product description

    Hexagon Head Cap Screw NSN 5305-01-274-8489.

  • MPN or Model

    B1821BH050F450D

  • 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.)
    0.3 lb
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 1.250 inches and 1.438 inches
  • Fastener Length
    Between 4.406 inches and 4.500 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
  • Hole Diameter
    Between 0.0920 inches and 0.1000 inches
  • Thread Diameter
    0.500 inches
  • Hole Quantity
    1
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    20
  • Min. Tensile Strength (psi)
    150000 pounds per square inch
  • Hardness Rating
    32.0 rockwell c and 38.0 rockwell c
  • Hole Configuration Style
    Hexagon flats
  • Surface Finish
    63.0 microinches threads
  • Material
    Steel
  • Material Specification
    Saej429 grade 8 assn standard single material response
  • Surface Treatment
    Zinc and chromate
  • Surface Treatment Specification
    Astm b633 type 2 sc 3 assn standard single treatment response
  • Thread Series Designator
    Unf
  • Nondefinitive Specification/std Data
    2 type and 10p style and 8 grade
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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 5305012748489

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
B1821BH050F450D American National Standards
MS18153-126 Military Standards
FF-S-85 Federal Specifications
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