The Housing,mechanical Drive, cataloged under National Stock Number 3040-01-500-3558, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-500-3558 |
| Primary Part Number | 6181429 |
| Item Name | Housing,mechanical Drive |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material Document and Classification | MIL-A-21180, ALLOY A356.0, CLASS 11 (ELEVEN) MIL SPEC 1ST MATERIAL RESPONSE |
| Specific Use | TRANSFER UNIT, AMMUNITION P/N 618434 |
| Material | ALUMINUM ALLOY |
| Construction Type | ONE PIECE |
| 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 |
|---|---|
| 6181429 | General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems (USA) |
| 6181429 PRIMARY | Naval Sea Systems Command (USA) |
| 6181434 ITEM 1 | Naval Sea Systems Command (USA) |
NSN 3040-01-500-3558 is a Housing,mechanical Drive, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-500-3558 has 3 manufacturer part numbers on file: 6181429 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems), 6181429 (Naval Sea Systems Command), 6181434 ITEM 1 (Naval Sea Systems Command).
Key specifications for 6181429: Material Document and Classification: MIL-A-21180, ALLOY A356.0, CLASS 11 (ELEVEN) MIL SPEC 1ST MATERIAL RESPONSE; Overall Length: 9.000 INCHES NOMINAL IN; Overall Width: 11.250 INCHES NOMINAL IN; Specific Use: TRANSFER UNIT, AMMUNITION P/N 618434. 4 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.