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NSN 5306-01-298-2438

Externally Relieved Body Bolt

About this product

Between 0.615 inches and 0.635 inches fastener length, double hexagon extended washer head style, between 0.293 inches and 0.313 inches head height, width between flats: 0.312 inches .

Manufacturer part number ST1420-08 for national stock number 5306012982438.

Datasheet

  • Product description

    Externally Relieved Body Bolt NSN 5306-01-298-2438.

  • MPN or Model

    ST1420-08

  • 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.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.516 inches and 0.610 inches
  • Fastener Length
    Between 0.615 inches and 0.635 inches
  • Head Style
    Double hexagon extended washer
  • Head Height
    Between 0.293 inches and 0.313 inches
  • Width Between Flats
    0.312 inches
  • Extended Washer Diameter
    Between 0.428 inches and 0.448 inches
  • Extended Washer Thickness
    0.060 inches
  • First Diameter From Head
    Between 0.222 inches and 0.232 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    0.099 inches
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Externally Relieved Body Diameter Quantity
    1
  • Material
    Stainless steel
  • Thread Series Designator
    Unjf
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Externally Relieved Body Bolt

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

Mechanic Bill explains Externally Relieved Body Bolt

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NSN 5306012982438

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
ST1420-08 United Technologies Corporation
ST1420-08 M.s. Aerospace Inc.
ST1420-08 United Technologies Corporation
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