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NSN 5306-00-478-2761

Externally Relieved Body Bolt

About this product

1.560 inches fastener length, round w/wrench flats chamfered head style, 0.750 inches head diameter, head height: 0.219 inches .

Manufacturer part number 125S230 for national stock number 5306004782761.

Datasheet

  • Product description

    Externally Relieved Body Bolt NSN 5306-00-478-2761.

  • MPN or Model

    125S230

  • 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
    Between 0.450 inches and 0.460 inches
  • Fastener Length
    1.560 inches
  • Head Style
    Round w/wrench flats chamfered
  • Head Diameter
    0.750 inches
  • Head Height
    0.219 inches
  • Width Between Flats
    0.560 inches
  • First Diameter From Head
    Between 0.4597 inches and 0.4600 inches
  • Second Diameter From Head
    Between 0.300 inches and 0.310 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    Between 0.700 inches and 0.720 inches
  • Distance From Largest Bearing Surface Of Head To End Of Second Diameter
    Between 1.100 inches and 1.110 inches
  • Thread Diameter
    0.375 inches
  • Thready Qty Per Inch (tpi)
    24
  • Hardness Rating
    32.0 rockwell c and 36.0 rockwell c
  • Externally Relieved Body Diameter Quantity
    2
  • Material
    Steel comp 8740
  • Material Specification
    Ams 6322 assn standard single material response
  • Surface Treatment
    Cadmium
  • Surface Treatment Specification
    Ams2400-1 assn standard single treatment response
  • Thread Series Designator
    Unf
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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 5306004782761

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
125S230 Curtiss-wright Controls, Inc
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