The Pump Unit,centrifugal, cataloged under National Stock Number 4320-00-445-4476, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Taco Inc. Div Heat Transfer Products Division. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-445-4476 |
| Primary Part Number | 1763 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Taco Inc. Div Heat Transfer Products Division |
| Status | ACTIVE |
| Prime Mover Quantity | 1 |
| Pumping Element Operating Position | HORIZONTAL |
| Total Head | 50.000 FEET FT |
| Inclosure Type | PARTIALLY INCLOSED |
| Discharge Connection Thread Size and Series/type Designator | 2.000-11-1/2 NPT |
| Centrifugal Pump Design | RADIAL FLOW |
| Maximum Discharge Flow Rate | 115.0 GALLONS PER MINUTE |
| Centrifugal Pump Impeller Quantity | 1 |
| Intake Connection Thread Size and Series/type Designator | 2.000-11-1/2 NPT |
| Operating Speed at Rated Capacity | 3450.0 REVOLUTIONS PER MINUTE |
| Centrifugal Pump Impeller Suction Type | SINGLE |
| Prime Mover Type | ELECTRIC MOTOR |
| Phase | THREE |
| Voltage in Volts | 208.0 AND 220.90 AND 440.0 |
| Cooling Method | AIR TO AIR COOLED |
| Frequency in Hertz | 60.0 |
| Intake Connection Type | THREADED INTERNAL |
| Stage Quantity | 1 |
| Mounting Type | BASE |
| Current Type | AC |
| Pump Quantity | 1 |
| Prime Mover Cooling Medium | AIR |
| Intake Connection Quantity | 1 |
| Discharge Connection Quantity | 1 |
| Environmental Protection | DRIPPROOF |
| Discharge Connection Type | THREADED INTERNAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4320-00-445-4476 is a Pump Unit,centrifugal, manufactured by Taco Inc. Div Heat Transfer Products Division, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-445-4476 has 2 cross-referenced part numbers: 1763 (Taco Inc. Div Heat Transfer Products Division), R360951 (Raytheon Company).
There are 12 known substitutes for 4320-00-445-4476: 3120-00-003-2830, 4730-00-050-4206, 5905-00-060-1941 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1763: Prime Mover Quantity: 1; Pumping Element Operating Position: HORIZONTAL; Total Head: 50.000 FEET FT; Inclosure Type: PARTIALLY INCLOSED. 26 total characteristics are documented in the Federal Logistics Information System.