The Seal Housing and St, cataloged under National Stock Number 2010-01-291-1729, is classified within Federal Supply Class 2010 (Ship and Boat Propulsion Components) of the Ship and Marine Equipment group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2010-01-291-1729 |
| Primary Part Number | 203-4678530 ITEM 19L1 |
| Item Name | Seal Housing and St |
| FSC / FSG | 2010 / 20 — Ship and Boat Propulsion Components |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 203-4678530 ITEM 19L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 4678530-0019 | 5/1 Secondary reference U.S. Government activity |
| 4378530-0019L1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 203-4678530 ITEM 19 | 3/1 Design control — primary reference U.S. Government activity |
NSN 2010-01-291-1729 is a Seal Housing and St, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 2010, Ship and Boat Propulsion Components. Status: active.
NSN 2010-01-291-1729 has 1 manufacturer part number on file: 203-4678530 ITEM 19L1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 203-4678530 ITEM 19L1: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: QUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS. 2 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.