The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-271-8956, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Itt Marlow a Unit of Itt Pumps and Compressors Div. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-271-8956 |
| Primary Part Number | 3B1 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Itt Marlow a Unit of Itt Pumps and Compressors Div |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Prime Mover Quantity | 1 |
| Operating Speed at Rated Capacity | 3200.0 REVOLUTIONS PER MINUTE |
| Pump Quantity | 1 |
| Features Provided | SELF-PRIMING |
| Prime Mover Cooling Medium | AIR |
| Intake Connection Quantity | 1 |
| Prime Mover Type | GASOLINE ENGINE |
| Media for Which Designed | WATER, FRESH |
| 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 |
|---|---|
| 3B1 PRIMARY | Itt Marlow a Unit of Itt Pumps and Compressors Div (USA) |
NSN 4320-01-271-8956 is a Pump Unit,centrifugal, manufactured by Itt Marlow a Unit of Itt Pumps and Compressors Div, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-271-8956 has 1 manufacturer part number on file: 3B1 (Itt Marlow a Unit of Itt Pumps and Compressors Div).
Key specifications for 3B1: Discharge Connection Quantity: 1; Prime Mover Quantity: 1; Operating Speed at Rated Capacity: 3200.0 REVOLUTIONS PER MINUTE; Pump Quantity: 1. 9 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.