The Housing,mechanical Drive, cataloged under National Stock Number 3040-01-437-5973, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Pall Aeropower Corporation. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-437-5973 |
| Primary Part Number | 1321258 |
| Item Name | Housing,mechanical Drive |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Pall Aeropower Corporation |
| 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 |
|---|---|
| 1321258 PRIMARY | Pall Aeropower Corporation (USA) |
| D1320144 | Pall Aeropower Corporation (USA) |
| Reference | Meaning |
|---|---|
| D1320144 | 5/9 Secondary reference Pall Industrial Hydraulics Corp |
| 1321258 | 5/9 Secondary reference Pall Industrial Hydraulics Corp |
NSN 3040-01-437-5973 is a Housing,mechanical Drive, manufactured by Pall Aeropower Corporation, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-437-5973 has 2 manufacturer part numbers on file: 1321258 (Pall Aeropower Corporation), D1320144 (Pall Aeropower Corporation).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-503-3780. Verify interchangeability with system specifications before substitution.
Key specifications for 1321258: End Item Identification: WEAPONS SYSTEM ARLEIGH BURKE CLASS DDG. 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.