NATO Stock Number
5306-00-010-9108
Sold in multiples of
DEMIL
NO
Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.875 inches
Fastener Length
3.500 inches
Head Style
Button
Head Diameter
Between 0.688 inches and 0.719 inches
Head Height
Between 0.156 inches and 0.176 inches
Neck Length
Between 0.156 inches and 0.187 inches
Thread Diameter
0.312 inches
Thready Qty Per Inch (tpi)
18
Min. Tensile Strength (psi)
55000 pounds per square inch
Hardness Rating
95.0 rockwell b
Minimum Yield Strength
40000 pounds per square inch
Neck Width
Between 0.307 inches and 0.324 inches
Material
Steel
Material Specification
Gm 255m, general motors corporation mfr ref single material response
Thread Series Designator
Unc