The Screw,machine, cataloged under National Stock Number 5305-00-271-6071, 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14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-271-6071 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.875 INCHES NOMINAL IN |
| Screw Material Document and Classification | QQ-S-763 CL IV FED SPEC 1ST MATERIAL RESPONSE OR MIL-S-7720 COMP FM MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-7720 COMP FM MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-7720 COMP G MIL SPEC 4TH MATERIAL RESPONSE |
| Thread Length | 0.699 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 430 OR STEEL COMP 303 OR STEEL COMP 321 OR STEEL COMP 316 |
| Internal Drive Style | SLOT |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNF |
| Head Diameter | 0.348 INCHES MINIMUM AND 0.385 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 |
|---|---|
| AN507C1032-14 | 2/2 Government specification standardization U.S. Government activity |
| 8168431 | 5/1 Secondary reference Us Army Aviation and Missile Command |
NSN 5305-00-271-6071 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-271-6071: Screw Surface Treatment: PASSIVATE; Fastener Length: 0.875 INCHES NOMINAL IN; Screw Material Document and Classification: QQ-S-763 CL IV FED SPEC 1ST MATERIAL RESPONSE OR MIL-S-7720 COMP FM MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-7720 COMP FM MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-7720 COMP G MIL SPEC 4TH MATERIAL RESPONSE; Thread Length: 0.699 INCHES MINIMUM 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.