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NAS7403-3
Close Tolerance Bolt
Description
Close Tolerance Bolt
Specifications
| Countersink Angle | Between 99.0 degrees and 101.0 degrees |
|---|---|
| Country of Origin | USA |
| Drive Style | Phillips |
| Fastener Length | Between 0.496 inches and 0.526 inches |
| Grip | 0.187, 0.188 in |
| Grip Diameter | Between 0.1885 inches and 0.1895 inches |
| Grip Length | Between 0.178 inches and 0.198 inches |
| Head Angle | 100 º |
| Head Diameter | Between 0.338 inches and 0.381 inches |
| Head Style | Flat countersunk |
| Head Type | Countersunk |
| Industry Standards/Certification | NAS7403 |
| Length | 0.511 in |
| Material | Steel |
| Material Specification | Mil-s-5000 military specification 1st material response or mil-s-6049 military specification 2nd material response or ams6322 assn standard 3rd material response |
| Minimum Shear Strength | 95 ksi |
| NIIN | 01-269-6886 |
| NSN | 5306-01-269-6886 |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Ty2cl2 federal specification single treatment response qq-p-416 |
| Tensile Strength | 160 to 180 ksi |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.318 inches and 0.328 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 10-32 |
| Weight | .004 lb |
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- NAS7503-3 NAS #10-32 · 0.511 in · Flat countersunk · CRES
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Catalog data updated 2026-07-05. Report a data error