The Setscrew, cataloged under National Stock Number 5305-01-481-7574, 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14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-481-7574 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Spline Minor Diameter | 0.055 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN |
| Fastener Length | 0.3750 INCHES NOMINAL IN |
| Spline Width | 0.022 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN |
| Material Document and Classification | FF-S-200 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spline Major Diameter | 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Internal Drive Style | FOUR SPLINE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| AN565AC6H6 | 2/2 Government specification standardization U.S. Government activity |
NSN 5305-01-481-7574 is a Setscrew, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-481-7574: Spline Minor Diameter: 0.055 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN; Fastener Length: 0.3750 INCHES NOMINAL IN; Spline Width: 0.022 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN; Material Document and Classification: FF-S-200 FED SPEC 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.