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NSN 5305-01-388-3677

Panel Screw

About this product

1.000 inches fastener length, flat chamfer head style, 0.313 inches head diameter, head height: 0.190 inches .

Manufacturer part number 77C953472 for national stock number 5305013883677.

Datasheet

  • Product description

    Externally Relieved Body Screw NSN 5305-01-388-3677.

  • MPN or Model

    77C953472

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    096640 - Screws, Iron Or Steel
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.415 inches and 0.425 inches
  • Fastener Length
    1.000 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    0.313 inches
  • Head Height
    0.190 inches
  • First Diameter From Head
    Between 0.125 inches and 0.135 inches
  • Distance From Largest Bearing Surface Of Head To End Of First Diameter
    Between 0.565 inches and 0.595 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.190 inches
  • Width Across Flats
    Between 0.156 inches and 0.158 inches
  • Thready Qty Per Inch (tpi)
    32
  • Externally Relieved Body Diameter Quantity
    1
  • Material
    Stainless steel
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment 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 5305013883677

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
77C953472 Lockheed Martin Corporation
77C953472P1 Lockheed Martin Corporation
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