# NSN 4130-01-142-5730: Piston

NSN 4130-01-142-5730 (also written 4130011425730; NIIN 01-142-5730) is a piston in Federal Supply Class 4130, Refrigeration and Air Conditioning Components. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4130-01-142-5730 (4130011425730)
- NIIN: 01-142-5730 (011425730)
- Item name: PISTON
- Federal Supply Class: [FSC 4130 Refrigeration and Air Conditioning Components](https://nsnexplorer.com/fsc/4130/)
- Federal Supply Group: [FSG 41](https://nsnexplorer.com/group/41/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-15)
- Acquisition method code: 3

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 100596 | 0WE82 | AMERICAN TURBO SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 100596 | 51913 | WALKER POWER SYSTEMS, INC. DBA TIERNAY TURBINES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-14 | [SPE8E827P0056](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4130011425730) | PISTON | ECI DEFENSE GROUP, INC. DBA ECI DEFENSE GROUP INC | $8,861.86 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4130011425730&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4130011425730
- 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/4130-01-142-5730/
JSON: https://nsnexplorer.com/api/nsn/4130-01-142-5730.json