bolts › close tolerance bolts
NAS4703-3
Close Tolerance Bolt
Description
Close Tolerance Bolt
Specifications
| Country of Origin | USA |
|---|---|
| Fastener Length | 0.496 inches minimum and 0.526 inches maximum |
| Grip | 0.187, 0.188 in |
| Grip Diameter | 0.1881 inches minimum and 0.1887 inches maximum |
| Grip Length | 0.178 inches minimum and 0.198 inches maximum |
| Head Angle | 100 º |
| Head Diameter | 0.303 |
| Head Height | 0.040 |
| Head Style | Pan no. 2 |
| Head Type | Reduced |
| Industry Standards/Certification | NAS4703 |
| Internal Drive Style | Tri-wing recess |
| Length | 0.511 in, 33/64 |
| Material | Steel |
| Material Specification | Mil-s-5000 assn std single material response or mil-s-6049 assn std single material response or ams6322 assn std single material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| NIIN | 01-263-1683 |
| NSN | 5305-01-263-1683 |
| Single Shear Strength | 95000 pounds per square inch |
| Specification Data | 80205-nas4703-3 professional/industrial association specification |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416,ty 11,cl 2 assn std single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.323 |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJF |
| Thread Size | 0.1900-32, 10 |
| Weight | .005 lb |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS4703-3. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error