The Pump,water,coolant, cataloged under National Stock Number 2930-01-466-3915, 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. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-466-3915 |
| Primary Part Number | 540-4708 |
| Item Name | Pump,water,coolant |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Accessory Components and Quantity | O-RING SEAL,P/N:3B8453(1EA) BOLT,P/N:1T0765(1EA) WASHER,P/N:5M2894(8) O-RING SEAL,P/N:1T0132(1EA) GASKET,P/N:5N1940(1EA) COVER,P/N:5N1939(1EA) BOLTS,P/N:0S1594(7EA) |
| 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 |
|---|---|
| 540-4708 | Pon Power B.v. (NLD) |
| 540-4708 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 2914311 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 424-3625 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
| 7E9782 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
NSN 2930-01-466-3915 is a Pump,water,coolant, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-466-3915 has 2 manufacturer part numbers on file: 540-4708 (Pon Power B.v.), 540-4708 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 540-4708: Accessory Components and Quantity: O-RING SEAL,P/N:3B8453(1EA) BOLT,P/N:1T0765(1EA) WASHER,P/N:5M2894(8) O-RING SEAL,P/N:1T0132(1EA) GASKET,P/N:5N1940(1EA) COVER,P/N:5N1939(1EA) BOLTS,P/N:0S1594(7EA); Special Features: DESCRIPTION: A WATER PUMP IS A HYDRAULIC MACHINE THAT CONVERTS THE MECHANICAL ENERGY OF WATER INTO HYDRAULIC ENERGY USING CENTRIFUGAL FORCE ACTING ON THE WATER; IT CONSIST OF 4 MAIN COMPONENTS: IMPELLER, CASING, SUCTION PIPE, AND DELIVERY PIPE; THE ROTATING ACTION OF THE IMPELLER IS RESPONSIBLE FOR CHANGING THE ENERGY OF THE CONTINUOUSLY FLOWING WATER; ATTRIBUTES: WEIGHT PER UNIT DISCHARGE IS LESS; LARGE DISCHARGE AT SMALL AND MEDIUM HEADS; CAN HANDLE LARGE QUANTITIES OF WATER; RUNS AT HIGH SPEED AND HENCE CAN BE COUPLED TO THE PRIME MOVER; WIDELY USED IN ENGINE (PISTONS) AND SPECIAL APPLICATIONS; Part Name Assigned by Controlling Agency: AUXILIARY WATER PUMP; End Item Identification: COOLING SYSTEM,WATER PUMP. 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.