The Propeller Shaft with Universal J, cataloged under National Stock Number 2520-00-042-1022, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Rockford Powertrain Inc Div Powertrain Rockford, Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Propeller Shaft with Universal J |
| FSC / FSG | 2520 — Vehicular Power Transmission Components (FSG 25) |
| Manufacturers | Rockford Powertrain Inc Div Powertrain Rockford, Inc. (CAGE 77873); Dana Off Highway Products, Llc (CAGE 77237) |
| Parameter | Value |
|---|---|
| NSN | 2520-00-042-1022 |
| Primary Part Number | 2A12088-1 |
| Item Name | Propeller Shaft with Universal J |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Rockford Powertrain Inc Div Powertrain Rockford, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 2A12088-1 PRIMARY | Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA) |
| 550579 | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 550579 | 5/9 Secondary reference Vme Americas Inc Sub of Vme Group N V |
| 550579 | 5/9 Secondary reference Clark Equipment Co |
NSN 2520-00-042-1022 is a Propeller Shaft with Universal J, manufactured by Rockford Powertrain Inc Div Powertrain Rockford, Inc., classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-042-1022 has 2 manufacturer part numbers on file: 2A12088-1 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), 550579 (Dana Off Highway Products, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5120-01-134-8223, 5120-01-530-3103. Verify interchangeability with system specifications before substitution.
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.