NATO Stock Number
5306-00-637-9674
Sold in multiples of
100 EA
DEMIL
NO
Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.875 inches and 1.063 inches
Fastener Length
Between 1.188 inches and 1.250 inches
Head Style
Hexagon
Head Height
Between 0.195 inches and 0.211 inches
Width Between Flats
Between 0.489 inches and 0.500 inches
End Application
Repair facility; test station; airborne mobile dir air spt ct; b-1 support equipment; team mate; satellite communications term; fire pumps; stream
End Application
Repair facility; test station; airborne mobile dir air spt ct; b-1 support equipment; team mate; satellite communications term; fire pumps; stream; mrap buffalo mk2a2; mrap - cougar cat1 a1
Thread Diameter
0.312 inches
Features Provided
Finished head
Thready Qty Per Inch (tpi)
18
Min. Tensile Strength (psi)
80000 pounds per square inch
Hardness Rating
80.0 rockwell b
Minimum Yield Strength
30000 pounds per square inch
Surface Finish
63.0 microinches threads
Material
Steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385
Material
Steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385
Material Specification
66 federal standard all material responses
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unc