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NSN 5305-00-776-3889

Panel Screw

About this product

Between 0.437 inches and 0.457 inches fastener length, double hexagon w/hole head style, between 0.177 inches and 0.197 inches head height, width between flats: between 0.181 inches and 0.189 inches .

Manufacturer part number 327B491P8 for national stock number 5305007763889.

Datasheet

  • Product description

    Externally Relieved Body Screw NSN 5305-00-776-3889.

  • MPN or Model

    327B491P8

  • 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.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.342 inches and 0.392 inches
  • Fastener Length
    Between 0.437 inches and 0.457 inches
  • Head Style
    Double hexagon w/hole
  • Head Height
    Between 0.177 inches and 0.197 inches
  • Width Between Flats
    Between 0.181 inches and 0.189 inches
  • Extended Washer Diameter
    Between 0.276 inches and 0.286 inches
  • Extended Washer Thickness
    Between 0.027 inches and 0.037 inches
  • First Diameter From Head
    Between 0.116 inches and 0.126 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    Between 0.065 inches and 0.095 inches
  • Internal Drive Style
    W/o internal drive
  • Thread Diameter
    0.138 inches
  • Thready Qty Per Inch (tpi)
    40
  • Hardness Rating
    32.0 rockwell c and 36.0 rockwell c
  • Externally Relieved Body Diameter Quantity
    1
  • Material
    Steel
  • Material Specification
    B50r270, fscm 99207 mfr ref single material response
  • Thread Series Designator
    Unf
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Externally Relieved Body Screw

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 undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.

Mechanic Bill explains Panel Screw

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NSN 5305007763889

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
327B491P8 General Electric Company
327B491P8 General Electric Co
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