The Screw,machine, cataloged under National Stock Number 5305-00-522-4169, 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14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-522-4169 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.156 INCHES NOMINAL IN |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 0.562 INCHES NOMINAL IN |
| Screw Material Document and Classification | QQ-S-634 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-630 1022 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 1022 FED SPEC 3RD MATERIAL RESPONSE |
| Thread Length | 0.469 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 1022 OR STEEL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNF |
| Head Diameter | 0.438 INCHES MINIMUM AND 0.469 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 |
|---|---|
| 5224169 | 3/9 Design control — primary reference Watertown Arsenal Smiwt-Re |
NSN 5305-00-522-4169 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-522-4169: Head Height: 0.156 INCHES NOMINAL IN; Screw Surface Treatment: CADMIUM; Fastener Length: 0.562 INCHES NOMINAL IN; Screw Material Document and Classification: QQ-S-634 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-630 1022 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 1022 FED SPEC 3RD MATERIAL RESPONSE. 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.