1-321-802-5889

NSN 5305-01-255-9409

Captive Screw

About this product

Furnish with stop nut a-286 cres per ams 5731,passivate per qq-p-35,140000 p.S.I. Min ams5529; coil spring 18-8 type 302 cres per astm a580,passivate; spring cup 18-8 type 300 cres per astm-a-555,astm-a-581 ams 5640; disc s=pring 17-7 ph cres per ams 5529,240000 p.S.I. Min per ams 5529,passivate; also contains self-locking slug round per mil-f-18240.

Manufacturer part number CA28121-08 for national stock number 5305012559409.

Datasheet

  • Product description

    Panel Screw Assembly NSN 5305-01-255-9409.

  • MPN or Model

    CA28121-08

  • 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
    32
  • Thread Direction
    Right-hand
  • Fastener Length
    2.140 inches
  • Head Style
    Hexagon
  • Head Height
    0.193 inches
  • Width Between Flats
    0.375 inches
  • Internal Drive Style
    Hexagon
  • Thread Diameter
    0.190 inches
  • Width Across Flats
    0.156 inches
  • Thready Qty Per Inch (tpi)
    32
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Material
    Steel comp 301 stand-off or steel comp 302 stand-off or steel comp 304 stand-off or steel comp 316 stand-off or steel comp 303 plus x stand-off or steel comp 303se stand-off or steel comp 303pb stand-off
  • Material Specification
    Mil-s-5059 military specification single material response primary washer
  • Surface Treatment
    Passivate stand-off
  • Surface Treatment Specification
    Qq-p-416 type 1 cl 2 federal specification single treatment response fastener
  • Thread Series Designator
    Unf
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 5305012559409

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
CA28121-08 Arconic Global Fasteners & Rings,
CA28121-8 Arconic Global Fasteners & Rings,
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