The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-366-3326, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is General Motors Corp. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-366-3326 |
| Primary Part Number | 8060180 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Head Height | 0.181 INCHES MINIMUM AND 0.194 INCHES MAXIMUM IN |
| Fastener Length | 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN |
| Thread Length | 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Hole Configuration Style | HEXAGON FLATS |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL OVERALL |
| Hole Quantity | 2 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| Hole Diameter | 0.076 INCHES NOMINAL IN |
| 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 |
|---|---|
| 8060180 PRIMARY | General Motors Corp (USA) |
NSN 5305-00-366-3326 is a Screw,cap,hexagon Head, manufactured by General Motors Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-366-3326 has 1 manufacturer part number on file: 8060180 (General Motors Corp).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-681-9799. Verify interchangeability with system specifications before substitution.
Key specifications for 8060180: Head Height: 0.181 INCHES MINIMUM AND 0.194 INCHES MAXIMUM IN; Fastener Length: 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN; Thread Length: 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN; Hole Configuration Style: HEXAGON FLATS. 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.