1-321-802-5889

NSN 5305-01-574-7238

Captive Screw

About this product

Screw-a286 cres with chemistry per ams5731 or equiv-heat treat to 140ski minimum;sleeve-300 series cres per qq-s-763;retaining ring-17-7ph cres per m il-s-25043,ams5528 or equiv;hold out feature retained in sleeve.

Manufacturer part number FTD7146HS-12-2-8-9 for national stock number 5305015747238.

Datasheet

  • Product description

    Panel Screw Assembly NSN 5305-01-574-7238.

  • MPN or Model

    FTD7146HS-12-2-8-9

  • 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
    Between 0.541 inches and 0.577 inches
  • Head Style
    Double chamfer
  • Head Diameter
    Between 0.365 inches and 0.375 inches
  • Head Height
    Between 0.244 inches and 0.250 inches
  • Internal Drive Style
    Hexagon
  • End Application
    Nimrod; nimrod mra4
  • Material Accommodated Thickness
    Between 0.120 inches and 0.130 inches
  • Thread Diameter
    0.250 inches
  • Width Across Flats
    Between 0.187 inches and 0.190 inches
  • Features Provided
    Sleeve
  • Thready Qty Per Inch (tpi)
    28
  • Part Name Assigned By Controlling Agency
    Edm flaring captive screw
  • Material
    Stainless steel
  • Surface Treatment
    Passivate
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response
  • Supplementary Features
    Installation tool part number is t547-12; captive screw edm flaring type with hold out feature
  • 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 5305015747238

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
FTD7146HS-12-2-8-9 Fastener Technology Corp.
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