# NSN 4320-00-075-7478: Impeller, Pump, Centrifugal

NSN 4320-00-075-7478 (also written 4320000757478; NIIN 00-075-7478) is an impeller, pump, centrifugal in Federal Supply Class 4320, Power and Hand Pumps. 14 manufacturer part numbers from 8 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 4320-00-075-7478 (4320000757478)
- NIIN: 00-075-7478 (000757478)
- Item name: IMPELLER,PUMP,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 L: annual buy value is below the screening threshold. (observed 2026-10-28)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AYSY | ROTATION DIRECTION FOR WHICH DESIGNED | CLOCKWISE OR COUNTERCLOCKWISE |
| MATT | MATERIAL | RUBBER |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 3.500 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 3.625 |
| FEAT | SPECIAL FEATURES | SPLINED BORE,12 SPLINES,2.500 IN. LG,0.875 IN. MINOR DIA,1.000 IN. MAJOR DIA |
| ANCT | BLADE TYPE | STRAIGHT |
| APGF | DESIGN TYPE | SINGLE WIDTH |
| AJLB | BLADE QUANTITY | 9 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4L8470 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5196168 | 24617 | GENERAL MOTORS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5196168 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC DBA ROLLS-ROYCE SOLUTIONS AMERICA INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6760 | 31425 | ITT JABSCO PRODUCTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6760-0001 | 31425 | ITT JABSCO PRODUCTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6760-0003 | 31425 | ITT JABSCO PRODUCTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6760-001 | 31425 | ITT JABSCO PRODUCTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8924839 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC DBA ROLLS-ROYCE SOLUTIONS AMERICA INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BARC01213 | 63725 | BARCO CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FP5196168 | 7U177 | FEDERAL-MOGUL CORPORATION DBA FEDERAL-MOGUL DIV FP DIESEL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| FP8924839 | 7U177 | FEDERAL-MOGUL CORPORATION DBA FEDERAL-MOGUL DIV FP DIESEL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| K5196168 | 18954 | KORODY-COLYER CORP A CR INDUSTRIES CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| K5196168 | 55380 | HATCH & KIRK, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| K5196168 | 7U177 | FEDERAL-MOGUL CORPORATION DBA FEDERAL-MOGUL DIV FP DIESEL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-27 | [SPE7M126P9818](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320000757478) | IMPELLER, PUMP, CENTR | VEHICLE MAINTENANCE PROGRAM INC DIV FEDERAL SALES | $1,046.43 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320000757478&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320000757478
- 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/4320-00-075-7478/
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