# NSN 4320-01-448-8683: Pump Unit, Centrifugal

NSN 4320-01-448-8683 (also written 4320014488683; NIIN 01-448-8683) is a pump unit, centrifugal in Federal Supply Class 4320, Power and Hand Pumps. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4320-01-448-8683 (4320014488683)
- NIIN: 01-448-8683 (014488683)
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAXH | PRIME MOVER QUANTITY | 1 |
| AAXX | MOUNTING TYPE | BASE |
| AAYD | STAGE QUANTITY | 1 |
| AAYT | INTAKE CONNECTION QUANTITY | 1 |
| AAYU | INTAKE CONNECTION TYPE | THREADED INTERNAL |
| AAYV | DISCHARGE CONNECTION QUANTITY | 1 |
| AAYW | DISCHARGE CONNECTION TYPE | THREADED INTERNAL |
| ACDC | CURRENT TYPE | AC |
| ACZV | COOLING MEDIUM | PRIME MOVER AIR |
| ADZC | ENVIRONMENTAL PROTECTION | EXPLOSION PROOF |
| AENC | PUMP QUANTITY | 1 |
| AGAV | END ITEM IDENTIFICATION | FLUID RECLAMATION SYSTEM |
| AHYV | MAXIMUM DISCHARGE FLOW RATE | GALLONS PER MINUTE 10.4 |
| AHYW | DISCHARGE PRESSURE | POUNDS PER SQUARE INCH GAUGE (PSIG) 200.0 |
| AHYX | TOTAL HEAD | FEET 48.000 |
| AHYZ | OPERATING SPEED AT RATED CAPACITY | REVOLUTIONS PER MINUTE 3600.0 |
| AHZE | CENTRIFUGAL PUMP DESIGN | MIXED FLOW |
| AHZF | CENTRIFUGAL PUMP IMPELLER QUANTITY | 1 |
| AHZG | CENTRIFUGAL PUMP IMPELLER SUCTION TYPE | SINGLE |
| AKDJ | PRIME MOVER TYPE | ELECTRIC MOTOR |
| AKNA | INCLOSURE TYPE | FULLY INCLOSED |
| AMPS | CURRENT RATING IN AMPS | 0.65 AND 0.33 AND 0.62 AND 0.31 |
| BFMF | COOLING METHOD | AIR TO AIR COOLED |
| CSYL | PRIME MOVER POWER RATING | HORSEPOWER 0.33 |
| ELEC | VOLTAGE IN VOLTS | 220.0 AND 440.0 AND 230.0 AND 460.0 |
| FAAZ | PHASE | THREE |
| FEAT | SPECIAL FEATURES | CLOSE COUPLED; 316 STAINLESS STEEL |
| FREQ | FREQUENCY IN HERTZ | 50.0 AND 60.0 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 627218 PUMP 1/3HP | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION, LAKEHURST | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LT25SS-334-21211-1442 | 13012 | PRICE PUMP MANUFACTURING COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LT25SS-334-21211-33-36-3X7 | 13012 | PRICE PUMP MANUFACTURING COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-05 | [SPE7M227P0022](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320014488683) | PUMP UNIT, CENTRIFUG | ECHELON SUPPLY AND SERVICE, INC. | $3,482.54 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320014488683&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320014488683
- 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/4320-01-448-8683/
JSON: https://nsnexplorer.com/api/nsn/4320-01-448-8683.json