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NSN 5305-00-298-3050

Tap Bolt

About this product

Between 0.302 inches and 0.322 inches fastener length, hexagon head style, between 0.250 inches and 0.260 inches head height, width between flats: 0.438 inches .

Manufacturer part number 251021 for national stock number 5305002983050.

Datasheet

  • Product description

    Hexagon Head Cap Screw NSN 5305-00-298-3050.

  • MPN or Model

    251021

  • 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
    0.302 inches
  • Fastener Length
    Between 0.302 inches and 0.322 inches
  • Head Style
    Hexagon
  • Head Height
    Between 0.250 inches and 0.260 inches
  • Width Between Flats
    0.438 inches
  • Hole Diameter
    0.062 inches
  • Thread Diameter
    0.250 inches
  • Hole Quantity
    6
  • Hole Type
    Drilled
  • Thready Qty Per Inch (tpi)
    28
  • Hardness Rating
    26.0 rockwell c and 36.0 rockwell c
  • Hole Configuration Style
    Hexagon longitudinal hole
  • Material
    Steel comp 8740
  • Material Specification
    Ams 6322 assn standard single material response
  • Surface Treatment
    Cadmium
  • 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 5305002983050

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
251021 United Technologies Corporation
251021 Alcoa Global Fasteners, Inc.
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