The Setscrew, cataloged under National Stock Number 5305-01-627-8024, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-627-8024 |
| Primary Part Number | 3FA79 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Point Diameter | 0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| Width Across Flats | 0.156 INCHES NOMINAL IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 3FA79 PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| 11B5190356-11 | W.w. Grainger, Inc. Div Government Sales Division (USA) |
NSN 5305-01-627-8024 is a Setscrew, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-627-8024 has 2 manufacturer part numbers on file: 3FA79 (W.w. Grainger, Inc. Div Government Sales Division), 11B5190356-11 (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for 3FA79: Point Diameter: 0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN; Width Across Flats: 0.156 INCHES NOMINAL IN; Fastener Length: 0.500 INCHES NOMINAL IN; Thread Length: 0.500 INCHES NOMINAL IN. 13 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.