The Setscrew, cataloged under National Stock Number 5305-01-418-3773, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-418-3773 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.270 INCHES MINIMUM AND 0.293 INCHES MAXIMUM IN |
| Fastener Length | 3.000 INCHES NOMINAL IN |
| Thread Length | 3.000 INCHES NOMINAL IN |
| Material Document and Classification | 70020BA,CAGEC 90099 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | SQUARE |
| Thread Direction | RIGHT-HAND |
| Point Style | HALF DOG |
| Width Between Flats | 0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Internal Drive Style | W/O INTERNAL DRIVE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 522C682-064 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| 522C682-064 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-418-3773 is a Setscrew, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-418-3773: Head Height: 0.270 INCHES MINIMUM AND 0.293 INCHES MAXIMUM IN; Fastener Length: 3.000 INCHES NOMINAL IN; Thread Length: 3.000 INCHES NOMINAL IN; Material Document and Classification: 70020BA,CAGEC 90099 MFR REF SINGLE MATERIAL RESPONSE OVERALL. 14 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.