The Housing Sensor Asse, cataloged under National Stock Number 3010-01-503-1473, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-503-1473 |
| Primary Part Number | 1978904-2 |
| Item Name | Housing Sensor Asse |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1978904-2 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1978904 | D/9 Drawing number reference only Northrop Grumman Systems Corporation |
NSN 3010-01-503-1473 is a Housing Sensor Asse, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-503-1473 has 1 manufacturer part number on file: 1978904-2 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 3010-01-503-1490. Verify interchangeability with system specifications before substitution.
Key specifications for 1978904-2: End Item Identification: MAST,LOS ANGELES CLASS SSN (688). 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 3010-01-503-1473 has DEMIL Code Q. 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.