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NSN 5305-01-071-0079

Captive Screw

About this product

Between 0.354 inches and 0.394 inches fastener length, knurled no. 4 head style, between 0.310 inches and 0.340 inches head diameter, head height: between 0.255 inches and 0.285 inches .

Manufacturer part number STBS12EZ4BD2 for national stock number 5305010710079.

Datasheet

  • Product description

    Panel Screw Assembly NSN 5305-01-071-0079.

  • MPN or Model

    STBS12EZ4BD2

  • 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.)
    1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.037 inches and 0.172 inches
  • Fastener Length
    Between 0.354 inches and 0.394 inches
  • Head Style
    Knurled no. 4
  • Head Diameter
    Between 0.310 inches and 0.340 inches
  • Head Height
    Between 0.255 inches and 0.285 inches
  • Material Accommodated Thickness
    Between 0.063 inches and 0.125 inches
  • Thread Diameter
    0.112 inches
  • Thready Qty Per Inch (tpi)
    40
  • Material
    Steel comp 302 spring
  • Material Specification
    Qq-w-423 cond b federal specification single material response spring
  • Surface Treatment
    Passivate spring
  • Surface Treatment Specification
    Qq-p-35 federal specification single treatment response spring
  • Thread Series Designator
    Unc
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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 5305010710079

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
STBS12EZ4BD2 The Boeing Company
D7500-4-B-2 Huck International, Inc.
D7500-4-B-2 Huck Intl Inc
Stock Check
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