NATO Stock Number
5306-00-021-8156
Sold in multiples of
25 EA
DEMIL
NO
Thread Class
2a
Thread Direction
Right-hand
Thread Length
1.250 inches
Fastener Length
Between 2.938 inches and 3.062 inches
Head Style
Flat countersunk
Head Diameter
Between 0.875 inches and 0.945 inches
Neck Length
Between 0.375 inches and 0.417 inches
Thread Diameter
0.500 inches
Thready Qty Per Inch (tpi)
13
Minimum Yield Strength
40000 pounds per square inch
Countersink Angle
Between 80.0 degrees and 82.0 degrees
Neck Width
Between 0.500 inches and 0.515 inches
Material
Steel
Material Specification
Qq-s-633, canc federal specification single material response
Thread Series Designator
Unc