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NSN 5306-01-363-8471

Externally Relieved Body Bolt

About this product

Machine tooth spline,with 12 teeth,on fourth dia. From head,1.275 in. Minor dia.,1.6238 in. Major dia. 2.120 in. Long,starting 6.00 in. From bearing surface of head to 8.120 in. From bearing surface of head.

Manufacturer part number 122-2422421 PC for national stock number 5306013638471.

Datasheet

  • Product description

    Externally Relieved Body Bolt NSN 5306-01-363-8471.

  • MPN or Model

    122-2422421 PC

  • 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
  • Fastener Length
    9.680 inches
  • Head Style
    Hexagon extended washer
  • Head Height
    1.500 inches
  • Width Between Flats
    Between 2.244 inches and 2.250 inches
  • Extended Washer Diameter
    2.750 inches
  • Extended Washer Thickness
    0.250 inches
  • First Diameter From Head
    Between 1.988 inches and 1.990 inches
  • Second Diameter From Head
    Between 1.626 inches and 1.628 inches
  • Third Diameter From Head
    Between 1.988 inches and 1.990 inches
  • Fourth Diameter From Head
    Between 1.6222 inches and 1.6238 inches
  • Fifth Diameter From Head
    1.126 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    0.250 inches
  • Distance From Largest Bearing Surface Of Head To End Of Second Diameter
    Between 0.526 inches and 0.536 inches
  • Distance From Largest Bearing Surface Of Head To End Of Third Diameter
    Between 0.590 inches and 0.620 inches
  • Distance From Largest Bearing Surface Of Head To End Of Fourth Diameter
    8.120 inches
  • Thread Diameter
    1.250 inches
  • Thready Qty Per Inch (tpi)
    12
  • Min. Tensile Strength (psi)
    165000 pounds per square inch
  • Hardness Rating
    30.0 rockwell c and 34.0 rockwell c
  • Externally Relieved Body Diameter Quantity
    1
  • Material
    Steel comp 4340
  • Material Specification
    Mil-s-16974 military specification single material 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 5306013638471

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
122-2422421 PC Naval Ship Systems Command
122-2422421 PIECE 26 Naval Ship Systems Command
122-2422421 PC Naval Ship Systems Command
122-2422421 PIECE 26 Naval Ship Systems Command
Stock Check
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