The Clutch Body, cataloged under National Stock Number 1025-01-042-4753, is classified within Federal Supply Class 1025 (Guns, Over 150mm Through 200mm) of the Weapons group. The manufacturer of record is Rockford Powertrain Inc Div Powertrain Rockford, Inc.. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1025-01-042-4753 |
| Primary Part Number | 3-22643-PM |
| Item Name | Clutch Body |
| FSC / FSG | 1025 / 10 — Guns, Over 150mm Through 200mm |
| Manufacturer | Rockford Powertrain Inc Div Powertrain Rockford, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | 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 |
|---|---|
| 3-22643-PM PRIMARY | Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA) |
| 12008092-1 | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| 3-22643-PM PRIMARY | Iso Group Inc Dba Iso Group Inc (USA) |
| Reference | Meaning |
|---|---|
| UPM-615-CP | 5/9 Secondary reference Rockford Powertrain Inc Div Powertrain Rockford, Inc. |
| 12008092 | D/9 Drawing number reference only Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| 12008092-1 | 5/9 Secondary reference Army, United States Department of the Dba Rock Island Arsenal Jmtc |
NSN 1025-01-042-4753 is a Clutch Body, manufactured by Rockford Powertrain Inc Div Powertrain Rockford, Inc., classified under FSC 1025, Guns, Over 150mm Through 200mm. Status: active.
NSN 1025-01-042-4753 has 3 manufacturer part numbers on file: 3-22643-PM (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), 12008092-1 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 3-22643-PM (Iso Group Inc Dba Iso Group Inc).
2 possible matches (shared part number, not a government interchangeability claim): 1025-01-042-4754, 2520-01-056-9973. Verify interchangeability with system specifications before substitution.
Key specifications for 3-22643-PM: General Characteristics Item Description: 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.