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NAS5903-8
Hex Head Screw
Description
Hex Head Screw
Specifications
| Country of Origin | USA |
|---|---|
| Fastener Length | 0.470 inches minimum and 0.500 inches maximum |
| Head Height | 0.105 inches minimum and 0.120 inches maximum |
| Head Style | Hexagon Head |
| Head Type | Hexagon |
| Industry Standards/Certification | NAS5903 |
| Internal Drive Style | Tri-wing recess |
| Length | 0.50 in, 1/2 |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| NIIN | 01-183-3292 |
| NSN | 5305-01-183-3292 |
| Screw Material | Steel comp 4340 or steel comp 8740 |
| Screw Material Specification | Mil-s-5000 mil spec 1st material response or ams 6322 assn std 2nd material response |
| Screw Surface Treatment | Cadmium |
| Screw Surface Treatment Specification | Qq-p-416 ty2 cl2 fed spec single treatment response |
| Sold In | Per Package |
| Specification Data | 80205-nas5903 professional/industrial association standard |
| Tensile Strength | 160 ksi |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.500 |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJF |
| Thread Size | 10 |
| Thread Type | Full Thread |
| Weight | .005 lb |
| Width Between Flats | 0.305 inches minimum and 0.313 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
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.
- MS51849-64C MS #10-32 · 1/2 in · Hexagon Head · Steel
- S9073A10-8P Other #10-32 · 1/2 in · Hexagon Head · CRES
- NAS1096-3-8 NAS #10-32 · 1/2 in · Hexagon Head · Steel
- NAS1801-3-8 NAS #10-32 · 1/2 in · Hexagon Head · Steel
- NAS1802-3-8 NAS #10-32 · 1/2 in · Hexagon Head · CRES
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Catalog data updated 2026-07-05. Report a data error