Worldwide distributor of NSN parts and consumables located in the USA.
size: 7/16, countersunk on both sides, for use with wheel bolts and nutsup to and including 180 ksi ftu
National Stock Number (NSN) | 5310-01-066-1695 |
Alternate Part Number | N/A |
Federal Supply Class (FSC) | 5310 |
Unit of Measure (UOM) | 10 /Ea. |
Hole Diameter | Between 0.439 inches and 0.443 inches |
Outside Diameter | Between 0.868 inches and 0.878 inches |
Material Thickness | Between 0.144 inches and 0.158 inches |
Hardness Rating | Between 39.0 rockwell c and 43.0 rockwell c |
Top Recess Diameter | Between 0.556 inches and 0.566 inches |
Bottom Recess Angle | 90.0 degrees |
Top Recess Angle | 90.0 degrees |
Bottom Recess Diameter | Between 0.556 inches and 0.566 inches |
Material | Steel comp 4130 |
Material Specification | Mil-s-5059, type 302, 1/2 hard military specification 1st material response or mil-s-18729 military specification 2nd material response |
Surface Treatment | Cadmium and chromate |
Surface Treatment Specification | Qq-p-416, type 2, cl 2 federal specification single treatment response |
Style Designator | Recessed both sides |
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