# NSN 4310-01-004-3610: Coupling Bushing, Stud Set

NSN 4310-01-004-3610 (also written 4310010043610; NIIN 01-004-3610) is a coupling bushing, stud set in Federal Supply Class 4310, Compressors and Vacuum Pumps. 4 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4310-01-004-3610 (4310010043610)
- NIIN: 01-004-3610 (010043610)
- Item name: COUPLING BUSHING,STUD SET
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-16)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | INGERSOLL-RAND CO,AIR COMPRESSOR,MODEL N20NL-2 |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | CONSISTS OF 8 STUDS WITH NUTS,SIZE 7,8 BUSHINGS,SIZE 7,1 TUBE OF BONDING CEMENT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| W114896 | 0AT62 | SIEMENS ENERGY, INC. DBA DRESSER-RAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| W114896 | 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/) |
| W114896 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| W114896 | 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 |
| --- | --- | --- | --- | --- |
| 2026-10-15 | [SPE7M127P0540](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4310010043610) | COUPLING BUSHING, ST | ARGO TURBOSERVE CORPORATION DIV ARGO TURBOSERVE CORP. | $29,962.08 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4310010043610&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4310010043610
- 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/4310-01-004-3610/
JSON: https://nsnexplorer.com/api/nsn/4310-01-004-3610.json