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NSN 5305-01-358-9591

Panel Assembly Fastener

About this product

1.000 inches fastener length, flat chamfer head style, between 0.419 inches and 0.438 inches head diameter, head height: between 0.209 inches and 0.219 inches .

Manufacturer part number MIL-S-21472, QQ -N-281, for national stock number 5305013589591.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-01-358-9591.

  • MPN or Model

    MIL-S-21472, QQ -N-281,

  • Schedule B
    7508.90.0000 (Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire))
  • NMF (National Motor Freight)
    139820 - Nickel Bolts/nails/nuts/rivets Etc
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.418 inches and 0.438 inches
  • Fastener Length
    1.000 inches
  • Head Style
    Flat chamfer
  • Head Diameter
    Between 0.419 inches and 0.438 inches
  • Head Height
    Between 0.209 inches and 0.219 inches
  • Shoulder Diameter
    0.3085 inches first shoulder and 0.3105 inches first shoulder
  • Shoulder Length
    0.567 inches first shoulder and 0.577 inches first shoulder
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.250 inches
  • Width Across Flats
    0.156 inches
  • Thready Qty Per Inch (tpi)
    20
  • Min. Tensile Strength (psi)
    80000 pounds per square inch
  • Minimum Yield Strength
    40000 pounds per square inch
  • Shoulder Shape
    Round first shoulder
  • Part Name Assigned By Controlling Agency
    Screw, shoulder
  • Material
    Nickel alloy 400
  • Material Specification
    Qq-n-281, cl a federal specification single material response
  • Thread Series Designator
    Unc
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Shoulder Screw

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.

Mechanic Bill explains Panel Assembly Fastener

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NSN 5305013589591

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
MIL-S-21472, QQ -N-281, Zf Industrieantriebe Witten Gmbh
0.312 SHLD. DIA. X 1.000 LG-NICU American National Standards
MIL-S-21472 Military Specifications
0.312 SHLD. DIA. X 1.000 LG-NICU American National Standards
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