The Drive Shaft Assembly,constant Ve, cataloged under National Stock Number 2520-01-478-7594, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-478-7594 |
| Primary Part Number | 16NNC022D322 |
| Item Name | Drive Shaft Assembly,constant Ve |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Engine Design Control Activity | 78500 |
| Vehicle Identification Designator | TRUCK WRECKER,5 TON 6X6 MTV-W/E MODEL 1089 |
| Vehicle Design Control Activity | 19207 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12422438-008 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 16NNC022D322 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 12422438 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 483-49-048-322 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
NSN 2520-01-478-7594 is a Drive Shaft Assembly,constant Ve, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-478-7594 has 2 manufacturer part numbers on file: 12422438-008 (U S Army Tank Automotive Command Amsta-Im-Mm), 16NNC022D322 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for 16NNC022D322: Engine Design Control Activity: 78500; Overall Length: 44.110 INCHES NOMINAL IN; Vehicle Identification Designator: TRUCK WRECKER,5 TON 6X6 MTV-W/E MODEL 1089; Vehicle Design Control Activity: 19207. 3 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.