The Liner Assy,seal,rud, cataloged under National Stock Number 2040-01-459-6506, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Defense Maritime Solutions, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-459-6506 |
| Primary Part Number | H73561-01-5 |
| Item Name | Liner Assy,seal,rud |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Defense Maritime Solutions, Inc. |
| Status | ACTIVE |
| Reference Data and Literature | GA OF 22.750", TYPE ER SEAL, LSD 37/38, US73561-01-A |
| 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 |
|---|---|
| H73561-01-5 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| Reference | Meaning |
|---|---|
| H73561-01-5 | 5/9 Secondary reference Wartsila Lips Inc |
| US73561-01-A | D/9 Drawing number reference only Wartsila Lips Inc |
NSN 2040-01-459-6506 is a Liner Assy,seal,rud, manufactured by Defense Maritime Solutions, Inc., classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-459-6506 has 1 manufacturer part number on file: H73561-01-5 (Defense Maritime Solutions, Inc.).
Key specifications for H73561-01-5: Reference Data and Literature: GA OF 22.750", TYPE ER SEAL, LSD 37/38, US73561-01-A; Special Features: CONSISTS OF 1 LINER (GUNMETAL), 6 SCREWS (AL. BRONZE), 2 SEATS DOWEL (AL. BRONZE), 2 SPRING PINS (STEEL), "O" CORD (NEOPRENE), 6 NUTS (AL. BRONZE), 6 SCREWS (AL. BRONZE), 4 SCREWS (AL. BRONZE); End Item Identification: USED ON SEAL, RUDDER. 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.
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.