# NSN 4320-00-541-6954: Pump, Reciprocating

NSN 4320-00-541-6954 (also written 4320005416954; NIIN 00-541-6954) is a pump, reciprocating in Federal Supply Class 4320, Power and Hand Pumps. 6 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 4320-00-541-6954 (4320005416954)
- NIIN: 00-541-6954 (005416954)
- Item name: PUMP,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 C: needs engineering source approval; other sources must qualify first. (observed 2026-11-04)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AENG | PUMPING ELEMENT TYPE | PISTON |
| AAYW | DISCHARGE CONNECTION TYPE | THREADED INTERNAL |
| AJAB | DRIVE SHAFT TYPE | TONGUE |
| AHZN | RECIPROCATING STROKE TYPE | FIXED |
| APHE | OPERATION METHOD | MANUAL |
| FEAT | SPECIAL FEATURES | 0.7 CU IN. PER CYCLE DISCHARGE CAPACITY |
| AAYU | INTAKE CONNECTION TYPE | THREADED INTERNAL |
| AAXZ | CYLINDER QUANTITY | 1 |
| AJAC | DRIVE SHAFT END DIAMETER | INCHES NOMINAL 1.500 |
| AHZJ | PUMP RECIPROCATING DESIGN | DOUBLE ACTING |
| AHYW | DISCHARGE PRESSURE | POUNDS PER SQUARE INCH GAUGE (PSIG) 3000.0 |
| AAYT | INTAKE CONNECTION QUANTITY | 1 |
| AAYX | DRIVE CONNECTION TYPE | RIGID COUPLED |
| MEDA | MEDIA FOR WHICH DESIGNED | LOCATION NOT OTHERWISE SPECIFIED FUEL/OIL, HYDROCARBON |
| AAYV | DISCHARGE CONNECTION QUANTITY | 1 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 7-12-61-5 | 72352 | CURTISS-WRIGHT FLOW CONTROL CORPORATION DBA FARRIS ENGINEERING DIV CURTISS-WRIGHT VALVES DIVISION- FARRIS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7-1261-5 | 13790 | G & G HYDRAULICS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7-1261-5 | 81352 | AIR FORCE-NAVY AERONAUTICAL SPECIFICATIONS PROMULGATED BY AERONAUTICAL STANDARDS GROUP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 915-8D27 | 09990 | PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 915-8D27 | 72352 | CURTISS-WRIGHT FLOW CONTROL CORPORATION DBA FARRIS ENGINEERING DIV CURTISS-WRIGHT VALVES DIVISION- FARRIS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AN6248-2 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-11 | [SPE7M126P9466](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320005416954) | PUMP, RECIPROCATING | — | $38,220.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320005416954&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320005416954
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/4320-00-541-6954/
JSON: https://nsnexplorer.com/api/nsn/4320-00-541-6954.json