The Cap,closure, cataloged under National Stock Number 2040-01-073-6547, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-073-6547 |
| Primary Part Number | 4677501-0002 |
| Item Name | Cap,closure |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 522-4677501 ITEM 2 | Naval Sea Systems Command (USA) |
| 4677501-0002 | Photographic Engineering (USA) |
| 4677501-0002 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 4677501-0002 | 5/2 Secondary reference U.S. Government activity |
NSN 2040-01-073-6547 is a Cap,closure, manufactured by Naval Sea Systems Command, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-073-6547 has 3 manufacturer part numbers on file: 522-4677501 ITEM 2 (Naval Sea Systems Command), 4677501-0002 (Photographic Engineering), 4677501-0002 (Naval Sea Systems Command).
Key specifications for 4677501-0002: Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEN ESSENTIAL; End Item Identification: MAST ASSY NAVSAT MECHM. 1 specification is 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.
NSN 2040-01-073-6547 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.