# NSN 4320-01-280-5281: Pump Unit, Reciprocating

NSN 4320-01-280-5281 (also written 4320012805281; NIIN 01-280-5281) is a pump unit, reciprocating in Federal Supply Class 4320, Power and Hand Pumps. 6 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4320-01-280-5281 (4320012805281)
- NIIN: 01-280-5281 (012805281)
- Item name: PUMP UNIT,RECIPROCATING
- Federal Supply Class: [FSC 4320 Power and Hand Pumps](https://nsnexplorer.com/fsc/4320/)
- Federal Supply Group: [FSG 43](https://nsnexplorer.com/group/43/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | UNIDYNAMICS/ST LOUIS INC,SUB OF UMC IND; MODEL LHD CARGO LIFT ELEVATOR |
| AHYV | MAXIMUM DISCHARGE FLOW RATE | GALLONS PER MINUTE 65.0 |
| AHYW | DISCHARGE PRESSURE | POUNDS PER SQUARE INCH GAUGE (PSIG) 12.0 |
| MEDA | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 14551800 | 0DHG4 | GULF COAST HOLDINGS, INC DBA UNIDYNAMICS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 14551800 | 95310 | UNIDYNAMICS/SAINT LOUIS INC CONROE OPNS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 14551800 | 98523 | JERED LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 14551800-1 | 0DHG4 | GULF COAST HOLDINGS, INC DBA UNIDYNAMICS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 14551800-1 | 95310 | UNIDYNAMICS/SAINT LOUIS INC CONROE OPNS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 14551800-1 | 98523 | JERED LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320012805281&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320012805281
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/4320-01-280-5281/
JSON: https://nsnexplorer.com/api/nsn/4320-01-280-5281.json