The Screw,machine, cataloged under National Stock Number 5305-00-151-1277, 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14 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-151-1277 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.089 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN |
| Fastener Length | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Screw Material Document and Classification | QQ-B-613,C23000 FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-626,C23000 FED SPEC 1ST MATERIAL RESPONSE OR QQ-W-321,C23000 FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-613,C24000 FED SPEC 2ND MATERIAL RESPONSE OR QQ-B-626,C24000 FED SPEC 2ND MATERIAL RESPONSE OR QQ-W-321,C24000 FED SPEC 2ND MATERIAL RESPONSE |
| Thread Length | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 88044-AN500 GOVERNMENT STANDARD AND 24617-100907 MANUFACTURERS STANDARD |
| Screw Material | COPPER ALLOY 230 OR COPPER ALLOY 240 |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.208 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 500259-16 | 5/9 Secondary reference Bendix Corp the |
| 100907 | 5/9 Secondary reference Army Weapons Command Attn Amswe-Ree-S |
| 500259-16 | 5/9 Secondary reference Smiths Detection Inc. Dba Smiths Detection Inc Casc |
| 100907 | 5/1 Secondary reference General Motors Corp |
| AN500B6-8 | 2/2 Government specification standardization U.S. Government activity |
NSN 5305-00-151-1277 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 1680-00-773-3022, 3825-01-083-8606, 5950-01-215-5904. Verify interchangeability with system specifications before substitution.
Key specifications for 5305-00-151-1277: Head Height: 0.089 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN; Fastener Length: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Screw Material Document and Classification: QQ-B-613,C23000 FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-626,C23000 FED SPEC 1ST MATERIAL RESPONSE OR QQ-W-321,C23000 FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-613,C24000 FED SPEC 2ND MATERIAL RESPONSE OR QQ-B-626,C24000 FED SPEC 2ND MATERIAL RESPONSE OR QQ-W-321,C24000 FED SPEC 2ND MATERIAL RESPONSE; Thread Length: 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN. 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.