The Clutch,fan,engine, cataloged under National Stock Number 2930-01-337-4102, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-337-4102 |
| Primary Part Number | 4-50177 |
| Item Name | Clutch,fan,engine |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Rockford Powertrain Inc Div Powertrain Rockford, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 1800980 | Oshkosh Defense Llc (USA) |
| 4-50177 PRIMARY | Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2930013374102 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 4-154-292-50177 | 5/9 Secondary reference Rockford Powertrain Inc Div Powertrain Rockford, Inc. |
| 1800980 | 5/9 Secondary reference Oshkosh Corp |
NSN 2930-01-337-4102 is a Clutch,fan,engine, manufactured by Rockford Powertrain Inc Div Powertrain Rockford, Inc., classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-337-4102 has 2 manufacturer part numbers on file: 1800980 (Oshkosh Defense Llc), 4-50177 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.).
Key specifications for 4-50177: Special Features: BODY DIA 9.120 IN.; BRT MTD; CLOCKWISE ROTATION; INLET AND OUTLET PORTS FOR OIL; BODY LG 6.490 IN.; W/TWO CAPSCREWS 0.500-13 IN. BY 1.500 IN. IN; End Item Identification: 2320-01-318-9902. 0 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.