1-321-802-5889

NSN 5305-01-279-2343

Captive Screw

About this product

1.060 inches fastener length, hexagon extended washer head style, 0.180 inches head height, width between flats: between 0.420 inches and 0.460 inches .

Manufacturer part number CA28141-12 for national stock number 5305012792343.

Datasheet

  • Product description

    Panel Screw Assembly NSN 5305-01-279-2343.

  • MPN or Model

    CA28141-12

  • 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 0.360 inches and 0.390 inches
  • Fastener Length
    1.060 inches
  • Head Style
    Hexagon extended washer
  • Head Height
    0.180 inches
  • Width Between Flats
    Between 0.420 inches and 0.460 inches
  • Extended Washer Diameter
    Between 0.480 inches and 0.520 inches
  • Internal Drive Style
    W/o internal drive
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Material
    Steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303 plus x or steel comp 303se or steel comp 303cu or steel comp 303ma or steel comp 304 or steel comp 304l
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unf
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Panel Screw Assembly

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

Mechanic Bill explains Captive Screw

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NSN 5305012792343

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
CA28141-12 Arconic Global Fasteners & Rings,
FT1820-12S12 Fastener Technology Corp.
C7997-4S12 Lockheed Martin Corporation
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