# NSN 4320-01-255-3356: Pump, Rotary

NSN 4320-01-255-3356 (also written 4320012553356; NIIN 01-255-3356) is a pump, rotary in Federal Supply Class 4320, Power and Hand Pumps. 7 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 4320-01-255-3356 (4320012553356)
- NIIN: 01-255-3356 (012553356)
- 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 B: must be bought from the sources named on a source control or selected item drawing. (observed 2026-11-06)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAYV | DISCHARGE CONNECTION QUANTITY | 1 |
| AAYW | DISCHARGE CONNECTION TYPE | SOLDER TUBE |
| AHZD | PUMP ROTATION DIRECTION | CLOCKWISE |
| AHZR | ROTARY PUMP DESIGN | GEAR |
| AJAB | DRIVE SHAFT TYPE | SPLINED, INVOLUTE EXTERNAL |
| APHE | OPERATION METHOD | POWERED |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10894608 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12322606 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 12322606 | 3DXM9 | BRAKE SUPPLY COMPANY, INC. DBA PERFECTION HYDRAULICS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1459-225 | 72452 | BRAD FOOTE GEAR WORKS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4320009054459 | A00AM | E.C.A ETABLISSEMENT CENTRAL DES APPROVISIONNEMENTS DES FORCES ARMEES ROYALES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SK14970-A | 24976 | DANFOSS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SK14970-A | 64294 | DANFOSS FLUID POWER INC RACINE OPN | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-07 | [SPE7M126P4038](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320012553356) | PUMP, ROTARY | AVIARMS SUPPORT CORP | $5,440.00 |
| 2026-08-07 | [SPE7M126P4038](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320012553356) | PUMP, ROTARY | AVIARMS SUPPORT CORP | $5,440.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320012553356&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320012553356
- 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/4320-01-255-3356/
JSON: https://nsnexplorer.com/api/nsn/4320-01-255-3356.json