The Pump Unit,centrifugal, cataloged under National Stock Number 4320-00-204-2091, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is W. W. Grainger, Inc.. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4320-00-204-2091 |
| Primary Part Number | 3P641 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | W. W. Grainger, Inc. |
| Status | CANCELLED |
| Stage Quantity | 1 |
| Unpackaged Unit Length | 8.500 INCHES NOMINAL IN |
| Discharge Connection Thread Size and Series/type Designator | 1.250-11-1/2 NPT |
| Operating Speed at Rated Capacity | 1500.0 REVOLUTIONS PER MINUTE |
| Total Head | 5.000 FEET FT |
| Maximum Discharge Flow Rate | 54.2 GALLONS PER MINUTE |
| Centrifugal Pump Impeller Quantity | 1 |
| Unpackaged Unit Height | 6.000 INCHES NOMINAL IN |
| Pumping Element Operating Position | VERTICAL |
| Operation Relationship Design | SIMULTANEOUS |
| Prime Mover Type | ELECTRIC MOTOR |
| Inclosure Type | FULLY INCLOSED |
| Unpackaged Unit Width | 7.5000 INCHES NOMINAL IN |
| Current Rating in Amps | 9.6 |
| Discharge Pressure | .9 LOW VOLATILE ORGANIC COMPOUND - CONSUMER PRODUCTS - ANTIPERSPIRANTS AND DEODORANTS |
| Centrifugal Pump Impeller Suction Type | SINGLE |
| Centrifugal Pump Design | RADIAL FLOW |
| Prime Mover Power Rating | 0.33 HORSEPOWER |
| Frequency in Hertz | 60.0 |
| Voltage in Volts | 115.0 |
| Features Provided | SELF-PRIMING |
| Phase | SINGLE |
| Cooling Method | WATER-AIR COOLED |
| Material | COPPER ALLOY PUMP BASIC |
| Discharge Connection Quantity | 1 |
| Current Type | AC |
| Prime Mover Cooling Medium | AIR AND OIL AND WATER, FRESH |
| Pump Quantity | 1 |
| Prime Mover Quantity | 1 |
| Environmental Protection | SUBMERSIBLE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 508155 | Little Giant Pump Co (USA) |
| 3P641 PRIMARY | W. W. Grainger, Inc. (USA) |
| 9989K55 | Mcmaster-Carr Supply Co (USA) |
| 8-CBA | Little Giant Pump Co (USA) |
| 4327K4 | Mcmaster-Carr Supply Co (USA) |
| MODEL B PRIMARY | Neptune Pump Mfg P O Box 389 Phoenixville Pa 19460 (USA) |
| 4327P2 | Mcmaster-Carr Supply Co (USA) |
| 508355 | Little Giant Pump Co (USA) |
| 508357 PRIMARY | Little Giant Pump Co (USA) |
NSN 4320-00-204-2091 is a Pump Unit,centrifugal, manufactured by W. W. Grainger, Inc., classified under FSC 4320 (No Item Name Available). Status: cancelled.
NSN 4320-00-204-2091 has 9 cross-referenced part numbers: 508155 (Little Giant Pump Co), 3P641 (W. W. Grainger, Inc.), 9989K55 (Mcmaster-Carr Supply Co), 8-CBA (Little Giant Pump Co), 4327K4 (Mcmaster-Carr Supply Co) and 4 more.
There are 9 known substitutes for 4320-00-204-2091: 4910-00-300-1344, 6635-00-604-0773, 5120-00-860-7544 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3P641: Stage Quantity: 1; Unpackaged Unit Length: 8.500 INCHES NOMINAL IN; Discharge Connection Thread Size and Series/type Designator: 1.250-11-1/2 NPT; Operating Speed at Rated Capacity: 1500.0 REVOLUTIONS PER MINUTE. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 4320-00-204-2091 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.