The Housing,mechanical Drive, cataloged under National Stock Number 3040-00-752-1778, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-752-1778 |
| Primary Part Number | 7521778 |
| Item Name | Housing,mechanical Drive |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Material | STEEL |
| 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 |
|---|---|
| A3835D290 | Meritor Industrial Products, Llc (USA) |
| 7521778 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| A3835D290 | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 913835 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 2650D5 | 5/9 Secondary reference Diamond Reo Truck Co |
| 2520007521778 | 5/9 Secondary reference E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 3040-00-752-1778 is a Housing,mechanical Drive, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-752-1778 has 3 manufacturer part numbers on file: A3835D290 (Meritor Industrial Products, Llc), 7521778 (U S Army Tank Automotive Command Amsta-Im-Mm), A3835D290 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for 7521778: Overall Length: 5.000 INCHES NOMINAL IN; Special Features: 8.128 IN. OD, 1.750 IN. SMALLEST ID IN; Material: STEEL. 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.