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NSN 5306-01-128-4454

Externally Relieved Body Bolt

About this product

1.062 inches fastener length, double hexagon w/hole head style, 0.260 inches head height, width between flats: between 0.243 inches and 0.251 inches .

Manufacturer part number 12286994-6 for national stock number 5306011284454.

Datasheet

  • Product description

    Externally Relieved Body Bolt NSN 5306-01-128-4454.

  • MPN or Model

    12286994-6

  • 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
    0.779 inches
  • Fastener Length
    1.062 inches
  • Head Style
    Double hexagon w/hole
  • Head Height
    0.260 inches
  • Width Between Flats
    Between 0.243 inches and 0.251 inches
  • Extended Washer Diameter
    0.375 inches
  • Extended Washer Thickness
    Between 0.060 inches and 0.070 inches
  • First Diameter From Head
    0.227 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    0.312 inches
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Externally Relieved Body Diameter Quantity
    1
  • Material
    Iron alloy 660
  • Material Specification
    Ams 5731 assn standard single material 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 5306011284454

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
12286994-6 U S Army Tank Automotive Command
Stock Check
Availability for this item was last checked on 09/19/23. The quantities and conditions available at the time were:
  • NE: 1288
  • NS: 105