The Retainer,bumper, cataloged under National Stock Number 5342-01-481-7828, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-481-7828 |
| Primary Part Number | 6537777-28 |
| Item Name | Retainer,bumper |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| 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 |
|---|---|
| 6537777-28 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 400-6809967 | 5/9 Secondary reference Naval Sea Systems Command |
| W9920211 | 5/9 Secondary reference Naval Ship Engineering Center Philadelphia Division Submarine Antenna Quality Assurance |
| 6809967-44 | 5/9 Secondary reference Naval Sea Systems Command |
| 6809967 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5342-01-481-7828 is a Retainer,bumper, manufactured by Naval Sea Systems Command, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-481-7828 has 1 manufacturer part number on file: 6537777-28 (Naval Sea Systems Command).
Key specifications for 6537777-28: Special Features: MATERIAL REQT,CRES,HULL APPLICABILITY,SSN 688 CLASS; Part Name Assigned by Controlling Agency: RETAINER; End Item Identification: BUMPER ASSY PERISCOPE WELL 6809967. 0 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.