# NSN 4310-01-023-4270: Valve, Discharge, Compressor

NSN 4310-01-023-4270 (also written 4310010234270; NIIN 01-023-4270) is a valve, discharge, compressor in Federal Supply Class 4310, Compressors and Vacuum Pumps. 9 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4310-01-023-4270 (4310010234270)
- NIIN: 01-023-4270 (010234270)
- Item name: VALVE,DISCHARGE,COMPRESSOR
- Federal Supply Class: [FSC 4310 Compressors and Vacuum Pumps](https://nsnexplorer.com/fsc/4310/)
- 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: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | CONSISTS OF 1 EA VALVE PLATE AND SPRING SET,P/N @W130808; 1 EA BACKUP RING,P/N 2126851.123B; 1 EA O-RING,P/N 20A11BM123; 1 EA STOP PLATE,P/N H38156P2; 1 EA STUD,P/N W104004; 1 EA VALVE SEAT,P/N H32549 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3746293 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 37462934 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4310PL1242715 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CE-MLH38249BG1 | 58430 | COMPRESSOR ENGINEERING CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H-38249 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MLH38249BG1 | 0AT62 | SIEMENS ENERGY, INC. DBA DRESSER-RAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MLH38249BG1 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MLH38249BG1 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MLH38249BG1 | 8FGX3 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORP DBA STEAM & AIR SOLUTIONS DIV CURTISS-WRIGHT STEAM AND AIR SOLUTIONS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-23 | [SPE7M126D61FS/SPE7M526F2819](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4310010234270) | VALVE, DISCHARGE, COMPRESSOR | COMPRESSOR ENGINEERING CORP | $106,134.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4310010234270&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4310010234270
- 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/4310-01-023-4270/
JSON: https://nsnexplorer.com/api/nsn/4310-01-023-4270.json