NATO Stock Number
5306-00-012-6619
Sold in multiples of
1 HD
DEMIL
NO
Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.750 inches
Fastener Length
3.000 inches
Head Style
Button
Head Diameter
Between 0.563 inches and 0.594 inches
Head Height
Between 0.125 inches and 0.145 inches
Neck Length
Between 0.125 inches and 0.156 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
20
Min. Tensile Strength (psi)
55000 pounds per square inch
Hardness Rating
95.0 rockwell b
Minimum Yield Strength
40000 pounds per square inch
Criticality Code Justification
Sftt
Neck Width
Between 0.245 inches and 0.260 inches
Material
Steel comp 1010
Material Specification
Qq-s-634 federal specification single material response
Surface Treatment
Zinc and chromate
Surface Treatment Specification
Qq-z-325, type 2 class 3 federal specification single treatment response or mil-c-81562, type 2 class 3 military specification single treatment response
Thread Series Designator
Unc
