NSN 5305-01-352-2191
Captive Screw
Between 0.542 inches and 0.582 inches fastener length, flat chamfer head style, between 0.160 inches and 0.200 inches head diameter, head height: 0.169 inches .
Manufacturer part number FT1255HS-4-3-9 for national stock number 5305013522191.
Datasheet
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Product description
Panel Screw Assembly NSN 5305-01-352-2191.
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MPN or Model
FT1255HS-4-3-9
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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.)
0.2 lb -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
0.250 inches -
Fastener Length
Between 0.542 inches and 0.582 inches -
Head Style
Flat chamfer -
Head Diameter
Between 0.160 inches and 0.200 inches -
Head Height
0.169 inches -
Internal Drive Style
Hexagon -
Material Accommodated Thickness
Between 0.106 inches and 0.116 inches -
Thread Diameter
0.112 inches -
Width Across Flats
0.094 inches -
Thready Qty Per Inch (tpi)
40 -
Material
Aluminum alloy 7075 stand-offsteel comp 303 plus x fastener or steel comp 303 fastener or steel comp 303se fastener -
Material Specification
Qq-a-225/9 federal specification single material response stand-off -
Surface Treatment
Anodize stand-offcadmium fastener and chromate fastener -
Surface Treatment Specification
Mil-a-8625 ty1 cl2 military specification single treatment response stand-offqq-p-416 ty2 cl2 federal specification single treatment response fastener -
Thread Series Designator
Unc
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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](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 5305-01-352-2191 panel screw assemblyManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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FT1255HS-4-3-9 | Fastener Technology Corp. |
334057P01 | Howden Fluid Systems |
FT-1255-HS-4-3-P | Fastener Technology Corp. |
334057P01 | Meggitt Defense Systems, Inc. |
Stock Check
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