1-321-802-5889

NSN 5305-01-256-4471

Captive Screw

About this product

Between 0.622 inches and 0.632 inches fastener length, knurled no. 1 head style, 0.531 inches head diameter, head height: 0.530 inches .

Manufacturer part number FRBWW7500-12-B-5 for national stock number 5305012564471.

Datasheet

  • Product description

    Panel Screw Assembly NSN 5305-01-256-4471.

  • MPN or Model

    FRBWW7500-12-B-5

  • 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)
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Fastener Length
    Between 0.622 inches and 0.632 inches
  • Head Style
    Knurled no. 1
  • Head Diameter
    0.531 inches
  • Head Height
    0.530 inches
  • Internal Drive Style
    Slot
  • End Application
    Defense support program
  • Material Accommodated Thickness
    Between 0.032 inches and 0.093 inches
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Material
    Steel comp 302 spring
  • Material Specification
    Qq-a-225/8 federal specification single material response stand-off
  • Surface Treatment
    Passivate spring
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response spring
  • 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 5305012564471

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
FRBWW7500-12-B-5 Huck International, Inc.
FT1200-12-2-5 Fastener Technology Corp.
482148-109 Raytheon Company
FRBWW7500-12-B-5 Huck Intl Inc
482148-109 Raytheon Company
Stock Check
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