NATO Stock Number
5315-01-317-4121
Sold in multiples of
EA
DEMIL
NO
First End Style
Counterbored w/o through hole
Head Style
Flat
Diameter
Between 0.310 inches and 0.311 inches
Undercut Diameter
0.290 inches
Under Head Length
0.454 inches
Undercut Width
0.031 inches
Internal Drive Style
Torque
First End Counterbore Diameter
Between 0.156 inches and 0.161 inches
First End Counterbore Depth
Between 0.156 inches and 0.166 inches
Hardness Rating
36.0 rockwell c and 42.0 rockwell c
Pin Head Diameter
0.375 inches
Surface Finish
63.0 microinches long end
Height
0.062 inches
Material
Steel comp 630
Material Specification
Aisi assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35, type 1, 2, or 3 federal specification single treatment response
Style Designator
Groove
