The Setscrew, cataloged under National Stock Number 5305-01-080-2975, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-080-2975 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Spline Minor Diameter | 0.0375 INCHES MINIMUM AND 0.0380 INCHES MAXIMUM IN |
| Fastener Length | 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Spline Width | 0.016 INCHES MINIMUM AND 0.017 INCHES MAXIMUM IN |
| Thread Length | 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Spline Major Diameter | 0.049 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | OVAL |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | FOUR SPLINE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 56 |
| 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 |
|---|---|
| 335-0050-000 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 335-0050-000 | 5/2 Secondary reference U.S. Government activity |
| 335-0050-000 | 5/9 Secondary reference Bristol Babcock Inc Instruments-Systems Div Sub of Babcock Intl Inc |
| 335-0050-000 | 3/9 Design control — primary reference Allied Products Corp Pheoll Mfg Co Div |
NSN 5305-01-080-2975 is a Setscrew, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-080-2975: Spline Minor Diameter: 0.0375 INCHES MINIMUM AND 0.0380 INCHES MAXIMUM IN; Fastener Length: 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Spline Width: 0.016 INCHES MINIMUM AND 0.017 INCHES MAXIMUM IN; Thread Length: 0.078 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN. 15 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.