The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-467-3189, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-467-3189 |
| Primary Part Number | 6404602-74 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Thread Length | 2.250 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-122,TYPE2,GR-400 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | UNRC |
| 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 |
|---|---|
| 6404602-74 PRIMARY | Naval Sea Systems Command (USA) |
| 6404602-74 | Kamatics Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6404602 | D/9 Drawing number reference only Naval Sea Systems Command |
| 5793307PC58 | 5/9 Secondary reference Naval Sea Systems Command |
| 6404602-74 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 5305-01-467-3189 is a Screw,cap,socket Head, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-467-3189 has 2 manufacturer part numbers on file: 6404602-74 (Naval Sea Systems Command), 6404602-74 (Kamatics Corporation).
Key specifications for 6404602-74: Thread Length: 2.250 INCHES NOMINAL IN; Material Document and Classification: MIL-S-122,TYPE2,GR-400 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.250 INCHES IN; Thread Direction: RIGHT-HAND. 8 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.