The Pump,cooling System,engine, cataloged under National Stock Number 2930-01-558-5166, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-558-5166 |
| Primary Part Number | 4160021 |
| Item Name | Pump,cooling System,engine |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| 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 |
NSN 2930-01-558-5166 is a Pump,cooling System,engine, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-558-5166 has 3 manufacturer part numbers on file: CV133334 (Finning (uk) Ltd), 223-3383 (Finning (uk) Ltd), 4160021 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 4160021: End Item Identification: 3805-01-533-1857 LOADER,SCOOP TYPE,HEAVY TYPE I. 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.