screws › close tolerance screws
NAS7903A6
Close Tolerance Screw
Description
Close Tolerance Screw
Specifications
| Criticality Code Justification | Agav |
|---|---|
| Fastener Length | 0.675 inches minimum and 0.713 inches maximum |
| Grip Diameter | 0.1885 inches minimum and 0.1895 inches maximum |
| Grip Length | 0.365 inches minimum and 0.385 inches maximum |
| Head Diameter | 0.357 inches minimum and 0.373 inches maximum |
| Head Height | 0.122 inches minimum and 0.133 inches maximum |
| Head Style | Pan Head |
| Internal Drive Style | Offset cruciform (torque set) |
| Material | Titanium |
| Material Specification | Ams 4928 assn std 1st material response or ams 4967 assn std 2nd material response |
| Part Name Assigned By Controlling Agency | Bolt,pan head,close tolerance,short thread,cruciform recess,titanium alloy gal-4v,self-locking and nonlocking |
| Surface Treatment | Aluminum |
| Surface Treatment Specification | Nas 4006 assn std single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.323 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJF |
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 NAS7903A6. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error