Panel Screw Assembly

Model / MPN: FT1031-2 | NSN: 5305-01-135-7829

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washe (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.

Product Details

NATO Stock Number

5305-01-135-7829

Sold in multiples of

1 EA

DEMIL

Thread Class

Thread Direction

Right-hand

Thread Length

0.250 inches

Fastener Length

0.884 inches

Head Style

Hexagon

Head Height

Between 0.181 inches and 0.187 inches

Width Between Flats

Between 0.305 inches and 0.313 inches

Internal Drive Style

Hexagon

Material Accommodated Thickness

Between 0.188 inches and 0.250 inches

Thread Diameter

0.190 inches

Width Across Flats

0.156 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

80000 pounds per square inch

Material

Aluminum alloy 6061 stand-off

Material

Steel comp 301 primary washer or steel comp 302 primary washer or steel comp 302b primary washer or steel comp 303 primary washer or steel comp 303se primary washer or steel comp 304 primary washer or steel comp 304l primary washer or steel comp 305 primary washer or steel comp 308 primary washer or steel comp 309 primary washer or steel comp 309s primary washer or steel comp 310 primary washer or steel comp 310s primary washer or steel comp 314 primary washer or steel comp 316 primary washer or steel comp 316l primary washer or steel comp 317 primary washer or steel comp 321 primary washer or steel comp 347 primary washer or steel comp 348 primary washer or steel comp 384 primary washer or steel comp 385 primary washer

Material

Steel comp 301 secondary washer

Material

Steel comp 302 fastener

Material

Steel comp 302 spring

Material Specification

66 federal standard all material responses primary washer

Material Specification

A580 assn standard single material response spring

Material Specification

Astm a493 assn standard single material response fastener

Material Specification

Mil-s-5059 military specification single material response secondary washer

Material Specification

Qq-a-255/8 federal specification single material response stand-off

Surface Treatment

Anodize stand-off

Surface Treatment

Passivate fastener

Surface Treatment

Passivate primary washer

Surface Treatment

Passivate secondary washer

Surface Treatment

Passivate spring