The Pump Unit,rotary, cataloged under National Stock Number 4320-01-227-2899, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer. Government technical data includes 10 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-227-2899 |
| Primary Part Number | E4160 WITH 254TNZ FRAME MOTOR |
| Item Name | Pump Unit,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer |
| Status | ACTIVE |
| Current Type | AC |
| Prime Mover Power Rating | 20.000 HORSEPOWER |
| Voltage in Volts | 440.0 |
| Prime Mover Quantity | 1 |
| Operating Speed at Rated Capacity | 3545.0 REVOLUTIONS PER MINUTE |
| Pump Quantity | 1 |
| Maximum Discharge Flow Rate | 375.0 GALLONS PER MINUTE |
| Prime Mover Type | ELECTRIC MOTOR |
| Media for Which Designed | WATER, SALT |
| Current Rating in Amps | 60.0 |
| 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 |
|---|---|
| E4160 WITH 254TNZ FRAME MOTOR PRIMARY | Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA) |
| E4160 REV K | Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA) |
NSN 4320-01-227-2899 is a Pump Unit,rotary, manufactured by Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-227-2899 has 2 manufacturer part numbers on file: E4160 WITH 254TNZ FRAME MOTOR (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), E4160 REV K (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).
Key specifications for E4160 WITH 254TNZ FRAME MOTOR: Current Type: AC; Prime Mover Power Rating: 20.000 HORSEPOWER; Voltage in Volts: 440.0; Prime Mover Quantity: 1. 10 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.