# NSN 4320-01-559-9550: Pump, Rotary

NSN 4320-01-559-9550 (also written 4320015599550; NIIN 01-559-9550) is a pump, rotary in Federal Supply Class 4320, Power and Hand Pumps. 4 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4320-01-559-9550 (4320015599550)
- NIIN: 01-559-9550 (015599550)
- Item name: PUMP,ROTARY
- 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 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | WSD: LOS ANGELES CLASS SSN (688) |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | PUMP |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1591-001-24V | 21204 | CORNELL-CARR CO., INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1591-001-24V | 81100 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION I DBA ES MARINE SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1591-001-24V | K5163 | WYNN MARINE LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1591-183-24V ITEM 1 | K5163 | WYNN MARINE LTD | [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=4320015599550&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320015599550
- 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/4320-01-559-9550/
JSON: https://nsnexplorer.com/api/nsn/4320-01-559-9550.json