screws › close tolerance screws
NAS1993-2T
Close Tolerance Screw
Description
Reduced Head Bolt
Specifications
| Country of Origin | USA |
|---|---|
| Fastener Length | Between 0.448 inches and 0.478 inches |
| Grip | 0.125 in |
| Head Angle | 100 º |
| Head Diameter | 0.328 |
| Head Style | Flat countersunk |
| Head Type | Reduced |
| Industry Standards/Certification | NAS1993 |
| Length | 0.463 in |
| Material | Steel |
| NIIN | 01-391-0471 |
| NSN | 5305-01-391-0471 |
| Surface Treatment | Cadmium and chromate |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.313 inches and 0.363 inches |
| 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 | 0.003 lb |
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1993-2T. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error