# NSN 4320-01-615-1550: Pump Unit, Centrifugal

NSN 4320-01-615-1550 (also written 4320016151550; NIIN 01-615-1550) is a pump unit, centrifugal in Federal Supply Class 4320, Power and Hand Pumps. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4320-01-615-1550 (4320016151550)
- NIIN: 01-615-1550 (016151550)
- Item name: PUMP UNIT,CENTRIFUGAL
- 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 B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAXX | MOUNTING TYPE | BRACKET |
| AAYT | INTAKE CONNECTION QUANTITY | 1 |
| AAYV | DISCHARGE CONNECTION QUANTITY | 1 |
| AHYV | MAXIMUM DISCHARGE FLOW RATE | GALLONS PER MINUTE 65.0 |
| AHYX | TOTAL HEAD | FEET 160.0 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | PUMP,TYPE HP,O-RING DESIGN |
| FEAT | SPECIAL FEATURES | HP100-1.0 INCH X 1.0 INCH X 6.0 INCH |
| SUPP | SUPPLEMENTARY FEATURES | SS(316 STAINLESS STEEL VOLUTE,BRACKET AND IMPELLER) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 628662-1 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION, LAKEHURST | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HP100SS-4375-21211 | 13012 | PRICE PUMP MANUFACTURING COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PRI-HP100SS-4375-21211-B596159 | 3G6K2 | PROCESSFLO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-25 | [SPE7M225P2844](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320016151550) | PUMP UNIT, CENTRIFUG | — | $128,244.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320016151550&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320016151550
- 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/4320-01-615-1550/
JSON: https://nsnexplorer.com/api/nsn/4320-01-615-1550.json