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NSN 5306-00-873-7844

Externally Relieved Body Bolt

About this product

Cadmium plate 0.0002 in. Min,0.0004 in. Max thk.

Manufacturer part number 204-011-171-3 for national stock number 5306008737844.

Datasheet

  • Product description

    Externally Relieved Body Bolt NSN 5306-00-873-7844.

  • MPN or Model

    204-011-171-3

  • 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.)
    0.3 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.571 inches and 0.641 inches
  • Fastener Length
    Between 3.476 inches and 3.506 inches
  • Head Style
    Double hexagon extended washer
  • Head Height
    Between 0.494 inches and 0.514 inches
  • Width Between Flats
    Between 0.556 inches and 0.565 inches
  • Extended Washer Diameter
    Between 0.818 inches and 0.828 inches
  • Extended Washer Thickness
    Between 0.113 inches and 0.133 inches
  • First Diameter From Head
    Between 0.4985 inches and 0.4995 inches
  • Second Diameter From Head
    Between 0.420 inches and 0.430 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    Between 2.590 inches and 2.610 inches
  • Distance From Largest Bearing Surface Of Head To End Of Second Diameter
    Between 2.865 inches and 2.905 inches
  • Thread Diameter
    0.500 inches
  • Thready Qty Per Inch (tpi)
    20
  • Min. Tensile Strength (psi)
    180000 pounds per square inch
  • Hardness Rating
    39.0 rockwell c and 43.0 rockwell c
  • Externally Relieved Body Diameter Quantity
    2
  • Material
    Steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150 or steel comp 4340
  • Material Specification
    Mil-s-5000 military specification 1st material response or mil-s-5626 military specification 2nd material response or mil-s-6049 military specification 3rd material response or mil-s-6098 military specification 4th material response or mil-s-8503 military specification 5th material response
  • Surface Treatment
    Cadmium
  • Test Data Document
    81349-mil-i-6868 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
  • 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 5306008737844

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
204-011-171-3 Bell Helicopter Textron Inc.
204-011-171-003 Bell Helicopter Textron Inc.
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