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NSN 5306-00-841-6999

Externally Relieved Body Bolt

About this product

1 locknut furnised; both ends center drilled 0.250 in. By 0.261 in. By 60 deg.

Manufacturer part number 1638ADHAC for national stock number 5306008416999.

Datasheet

  • Product description

    Externally Relieved Body Bolt NSN 5306-00-841-6999.

  • MPN or Model

    1638ADHAC

  • 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
    0.750 inches
  • Fastener Length
    2.812 inches
  • Head Style
    Dee chamfer
  • Head Diameter
    1.000 inches
  • Head Height
    0.312 inches
  • Distance From Centerline To Flat
    0.375 inches
  • First Diameter From Head
    0.562 inches
  • Second Diameter From Head
    0.623 inches
  • Third Diameter From Head
    0.535 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    0.125 inches
  • Distance From Largest Bearing Surface Of Head To End Of Second Diameter
    1.875 inches
  • Distance From Largest Bearing Surface Of Head To End Of Third Diameter
    2.062 inches
  • Thread Diameter
    0.625 inches
  • Thready Qty Per Inch (tpi)
    18
  • Hardness Rating
    27.0 rockwell c and 32.0 rockwell c
  • Minimum Yield Strength
    105000 pounds per square inch
  • Externally Relieved Body Diameter Quantity
    3
  • Material
    Steel
  • Material Specification
    Mil-s-890, alloy 2 military specification single material response
  • Thread Series Designator
    Unf
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 5306008416999

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
1638ADHAC Coltec Industries Inc
1638ADHAC Fairbanks Morse, Llc
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