NATO Stock Number
5305-01-339-8434
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.235 inches and 0.265 inches
Fastener Length
0.625 inches
Head Style
Hexagon
Head Height
0.237 inches
Width Between Flats
Between 0.105 inches and 0.120 inches
Internal Drive Style
Slot
Material Accommodated Thickness
0.125 inches
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Hardness Rating
35.0 rockwell c primary washer and 45.0 rockwell c primary washer
Material
Steel comp 301 secondary washer or steel comp 302 secondary washersteel 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 washeraluminum alloy 7075 stand-offsteel comp 301 fastener or steel comp 302 fastener or steel comp 302b fastener or steel comp 303 fastener or steel comp 303se fastener or steel comp 304 fastener or steel comp 304l fastener or steel comp 305 fastener or steel comp 308 fastener or steel comp 309 fastener or steel comp 309s fastener or steel comp 310 fastener or steel comp 310s fastener or steel comp 314 fastener or steel comp 316 fastener or steel comp 316l fastener or steel comp 317 fastener or steel comp 321 fastener or steel comp 347 fastener or steel comp 348 fastener or steel comp 384 fastener or steel comp 385 fastener
Material Specification
Mil-s-5059 military specification all material responses secondary washerqq-a-225/8 t6 federal specification single material response stand-off
Surface Treatment
Passivate secondary washerpassivate primary washeranodize stand-offpassivate fastener
Surface Treatment Specification
Qq-p-35 federal specification single treatment response secondary washerqq-p-35 federal specification single treatment response primary washermil-a-8625 type 1, cl 1 military specification single treatment response stand-offqq-p-35 federal specification single treatment response fastener
Thread Series Designator
Unf
