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NSN 5306-00-503-5273

Externally Relieved Body Bolt

About this product

4.125 inches fastener length, hexagon extended washer head style, 1.225 inches head height, width between flats: between 1.052 inches and 1.064 inches .

Manufacturer part number 1304127-119 for national stock number 5306005035273.

Datasheet

  • Product description

    Externally Relieved Body Bolt NSN 5306-00-503-5273.

  • MPN or Model

    1304127-119

  • 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.)
    3 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 3.845 inches and 3.875 inches
  • Fastener Length
    4.125 inches
  • Head Style
    Hexagon extended washer
  • Head Height
    1.225 inches
  • Width Between Flats
    Between 1.052 inches and 1.064 inches
  • Extended Washer Diameter
    2.070 inches
  • Extended Washer Thickness
    0.650 inches
  • First Diameter From Head
    Between 1.123 inches and 1.124 inches
  • Second Diameter From Head
    Between 0.998 inches and 0.999 inches
  • Third Diameter From Head
    Between 0.872 inches and 0.882 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    2.063 inches
  • Distance From Largest Bearing Surface Of Head To End Of Second Diameter
    2.620 inches
  • Distance From Largest Bearing Surface Of Head To End Of Third Diameter
    Between 2.870 inches and 2.900 inches
  • Thread Diameter
    1.000 inches
  • Thready Qty Per Inch (tpi)
    12
  • Externally Relieved Body Diameter Quantity
    1
  • Material
    Steel comp e4340
  • Material Specification
    Mil-s-5000 military specification single material response
  • Surface Treatment
    Cadmium and chromate
  • Surface Treatment Specification
    Lc+77-1061, type 2, fcm 36659 mfr ref single treatment response
  • 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 5306005035273

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
1304127-119 Lockheed Martin Corporation
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