The Seal Assembly,main, cataloged under National Stock Number 2010-01-515-7709, is classified within Federal Supply Class 2010 (Ship and Boat Propulsion Components) of the Ship and Marine Equipment group. The manufacturer of record is Defense Maritime Solutions, Inc.. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2010-01-515-7709 |
| Primary Part Number | US73457-02 |
| Item Name | Seal Assembly,main |
| FSC / FSG | 2010 / 20 — Ship and Boat Propulsion Components |
| Manufacturer | Defense Maritime Solutions, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| US73457-02 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| 243-6985886-A2 | Naval Sea Systems Command (USA) |
| 243-6985886-A3 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| US73457-02 | 5/9 Secondary reference Wartsila Lips Inc |
| H719-0403-A2 | 5/2 Secondary reference U.S. Government activity |
| H719-0403-A3 | 5/2 Secondary reference U.S. Government activity |
NSN 2010-01-515-7709 is a Seal Assembly,main, manufactured by Defense Maritime Solutions, Inc., classified under FSC 2010, Ship and Boat Propulsion Components. Status: active.
NSN 2010-01-515-7709 has 3 manufacturer part numbers on file: US73457-02 (Defense Maritime Solutions, Inc.), 243-6985886-A2 (Naval Sea Systems Command), 243-6985886-A3 (Naval Sea Systems Command).
Key specifications for US73457-02: Special Features: THIS ITEM IS USED TO SEAL OUT SEA WATER TO PREVENT IT FROM GETTING IN THE SHAFT; Part Name Assigned by Controlling Agency: SEAL AY,MAIN SHAFT; End Item Identification: SEAL ASSY,MAIN SHAFT. 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.
NSN 2010-01-515-7709 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.