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NSN 5306-01-320-3946

Externally Relieved Body Bolt

About this product

Surface finish of shank and threads is 32 microinches.

Manufacturer part number 4075449 for national stock number 5306013203946.

Datasheet

  • Product description

    Externally Relieved Body Bolt NSN 5306-01-320-3946.

  • MPN or Model

    4075449

  • Schedule B
    7508.90.0000 (Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire))
  • 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
    0.310 inches
  • Fastener Length
    Between 1.325 inches and 1.335 inches
  • Head Style
    Hexagon extended washer
  • Head Height
    Between 0.240 inches and 0.260 inches
  • Width Between Flats
    0.497 inches
  • Extended Washer Diameter
    Between 0.460 inches and 0.510 inches
  • Extended Washer Thickness
    Between 0.006 inches and 0.016 inches
  • First Diameter From Head
    Between 0.194 inches and 0.198 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    Between 1.015 inches and 1.025 inches
  • End Application
    F100pw0229 engine/core mod
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Externally Relieved Body Diameter Quantity
    1
  • Material
    Nickel alloy
  • Material Specification
    Pwa 96 mfr ref single material response
  • Surface Treatment Specification
    Pwa 36545-3 mfr ref single treatment response threads
  • 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 5306013203946

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
4075449 United Technologies Corporation
4075449 M.s. Aerospace Inc.
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