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NSN 5306-01-121-9769

Externally Relieved Body Bolt

About this product

11.500 inches fastener length, hexagon extended washer head style, 3.375 inches head height, width between flats: 3.375 inches .

Manufacturer part number 14448-A for national stock number 5306011219769.

Datasheet

  • Product description

    Externally Relieved Body Bolt NSN 5306-01-121-9769.

  • MPN or Model

    14448-A

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • Thread Class
    2a
  • Thread Direction
    Right-hand
  • Thread Length
    3.750 inches
  • Fastener Length
    11.500 inches
  • Head Style
    Hexagon extended washer
  • Head Height
    3.375 inches
  • Width Between Flats
    3.375 inches
  • Extended Washer Diameter
    4.938 inches
  • Extended Washer Thickness
    1.000 inches
  • First Diameter From Head
    3.531 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    4.625 inches
  • End Application
    Used on propeller hub onboard 378 ft whec coast guard vessels
  • Thread Diameter
    3.500 inches
  • Thready Qty Per Inch (tpi)
    4
  • Externally Relieved Body Diameter Quantity
    1
  • Material
    Steel
  • Thread Series Designator
    Unc
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 5306011219769

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
14448-A Propulsion Systems, Inc
14485-D PIECE 22 Propulsion Systems, Inc
Stock Check
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