bolts › close tolerance bolts
NAS4703-4
Close Tolerance Bolt
Description
Close Tolerance Bolt
Specifications
| Countersink Angle | Between 99.0 degrees and 101.0 degrees |
|---|---|
| Country of Origin | USA |
| Fastener Length | Between 0.563 inches and 0.583 inches |
| Grip | 0.250 in |
| Grip Diameter | Between 0.1885 inches and 0.1895 inches |
| Grip Length | Between 0.240 inches and 0.260 inches |
| Head Angle | 100 º |
| Head Diameter | Between 0.266 inches and 0.303 inches |
| Head Style | Flat countersunk |
| Head Type | Reduced |
| Industry Standards/Certification | NAS4703 |
| Internal Drive Style | Tri-wing recess |
| Length | 0.573 in |
| Material | Steel |
| Material Specification | Mil-s-5000 military specification 1st material response and mil-s-6049 military specification 2nd material response or ams6322 assn standard 2nd material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| NIIN | 01-259-1195 |
| NSN | 5305-01-259-11-95 |
| Specification Data | 80205-nas4703 professional/industrial association standard |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 ty2 cl2 federal specification 1st treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.1900 |
| Thread Direction | Right-hand |
| Thread Length | 0.323 |
| 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 | 0.1900-32, 10 |
| Weight | .005 lb |
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Catalog data updated 2026-07-05. Report a data error