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NAS5903-15
Hex Head Screw
Description
Hex Head Screw
Specifications
| Country of Origin | USA |
|---|---|
| Fastener Length | 0.910 inches minimum and 0.940 inches maximum |
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Height | 0.105 inches minimum and 0.120 inches maximum |
| Head Style | Hexagon Head |
| Internal Drive Style | Tri-wing recess |
| Length | 15/16 |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| NIIN | 01-208-5205 |
| NSN | 5305-01-208-5205 |
| Screw Material | Steel comp e4340 or steel comp 8740 |
| Screw Material Specification | Mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams6322 assn std 2nd material response |
| Screw Surface Treatment | Cadmium and chromate |
| Screw Surface Treatment Specification | Qq-p-416,type 2,class 2 fed spec single treatment response |
| Sold In | Per Package |
| Specification Data | 80205-nas5903 professional/industrial association standard |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.848 inches minimum and 0.940 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJF |
| Thread Size | 10 |
| 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
No interchangeable or dimensionally similar parts are on record for NAS5903-15. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error