The Pump Unit,reciprocating, cataloged under National Stock Number 4320-01-280-5281, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-280-5281 |
| Item Name | Pump Unit,reciprocating |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Discharge Pressure | 2.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES |
| Maximum Discharge Flow Rate | 65.0 GALLONS PER MINUTE |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 14551800-1 | 3/9 Design control — primary reference U.S. Government activity |
| 14551800-1 | 5/2 Secondary reference U.S. Government activity |
| 14551800 | 5/9 Secondary reference U.S. Government activity |
| 14551800-1 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 14551800 | 5/9 Secondary reference Gulf Coast Holdings, Inc Dba Unidynamics |
| 14551800 | 5/2 Secondary reference U.S. Government activity |
NSN 4320-01-280-5281 is a Pump Unit,reciprocating, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-280-5281: Discharge Pressure: 2.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES; Maximum Discharge Flow Rate: 65.0 GALLONS PER MINUTE; End Item Identification: UNIDYNAMICS/ST LOUIS INC,SUB OF UMC IND; MODEL LHD CARGO LIFT ELEVATOR; Media for Which Designed: HYDROCARBON FUELS AND OILS. 3 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.