The Screw,machine, cataloged under National Stock Number 5305-01-604-6628, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-604-6628 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 0.38 INCHES NOMINAL IN |
| Shank Surface Treatment | CADMIUM |
| Locking Feature Material | PLASTIC POLYAMIDE NYLON |
| Bearing Surface of Head Surface Treatment | CADMIUM |
| Nominal Thread Diameter | 0.1380 INCHES IN |
| Head Surface Treatment | CADMIUM |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL CORROSION RESISTING |
| Thread Series Designator | UNJC |
| Head Diameter | 0.256 INCHES MINIMUM AND 0.270 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 |
|---|---|
| BACS12CK06-6P | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-604-6628 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-604-6628: Head Height: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM; Fastener Length: 0.38 INCHES NOMINAL IN; Shank Surface Treatment: CADMIUM. 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.