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NSN 5305-01-490-5349

Captive Screw

About this product

1.000 inches fastener length, hexagon head style, between 0.244 inches and 0.250 inches head height, width between flats: between 0.357 inches and 0.375 inches .

Manufacturer part number CA2290-4-20-16 for national stock number 5305014905349.

Datasheet

  • Product description

    Panel Screw Assembly NSN 5305-01-490-5349.

  • MPN or Model

    CA2290-4-20-16

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Fastener Length
    1.000 inches
  • Head Style
    Hexagon
  • Head Height
    Between 0.244 inches and 0.250 inches
  • Width Between Flats
    Between 0.357 inches and 0.375 inches
  • Internal Drive Style
    Hexagon
  • End Application
    F/a-22 raptor
  • Material Accommodated Thickness
    0.625 inches
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Min. Tensile Strength (psi)
    160000 pounds per square inch
  • Part Name Assigned By Controlling Agency
    Screw, captive, hex head
  • Material
    Iron alloy 660
  • Material Specification
    Ams5731 assn standard single material response or ams5737 assn standard single material response
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Thread Series Designator
    Unjf
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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 5305014905349

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
CA2290-4-20-16 Alcoa Global Fasteners, Inc.
Stock Check
Availability for this item was last checked on 11/12/24. The quantities and conditions available at the time were:
  • NS: 1
  • NE: 1048