# NSN 4320-01-392-8434: Diffuser, Pump

NSN 4320-01-392-8434 (also written 4320013928434; NIIN 01-392-8434) is a diffuser, pump in Federal Supply Class 4320, Power and Hand Pumps. 5 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4320-01-392-8434 (4320013928434)
- NIIN: 01-392-8434 (013928434)
- Item name: DIFFUSER,PUMP
- 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 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 2.750 |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 20.750 |
| AGAV | END ITEM IDENTIFICATION | LOS ANGELES CLASS SSN (688) |
| FEAT | SPECIAL FEATURES | USED ON INGERSOLL-DRESSER MODEL 6WNLV-18 CENTRIFUGAL PUMP |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| SFTT | SURFACE TREATMENT | CHROMIUM |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | 18.125 IN. ID; FIRST STAGE; CLOSED DESIGN |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 980369-00 | 0UBG9 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 980369-00 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RX-180369 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RY-108239 ITEM 8 | 0UBG9 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| RY-108239 ITEM 8 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-03 | [SPE7M126P4965](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320013928434) | DIFFUSER, PUMP | ASRC FEDERAL FACILITIES LOGISTICS, LLC | $53,590.51 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320013928434&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320013928434
- 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/4320-01-392-8434/
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