# NSN 2805-00-571-5895: Ring, Piston

NSN 2805-00-571-5895 (also written 2805005715895; NIIN 00-571-5895) is a ring, piston in Federal Supply Class 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. 5 manufacturer part numbers from 5 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 2805-00-571-5895 (2805005715895)
- NIIN: 00-571-5895 (005715895)
- Item name: RING,PISTON
- Federal Supply Class: [FSC 2805 Gasoline Reciprocating Engines, Except Aircraft; and Components](https://nsnexplorer.com/fsc/2805/)
- Federal Supply Group: [FSG 28](https://nsnexplorer.com/group/28/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADTE | JOINT STYLE | — |
| SFTT | SURFACE TREATMENT | OVERALL OXIDE |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| ACXJ | OVERALL WIDTH | INCHES MINIMUM 0.3720 AND INCHES MAXIMUM 0.3730 |
| ACXZ | STANDARD BORE DIAMETER | INCHES 10.000 |
| ACXD | RING STYLE | — |
| MATT | MATERIAL | OVERALL STEEL |
| ACXF | RADIAL WALL THICKNESS | INCHES MINIMUM 0.3200 AND INCHES MAXIMUM 0.3350 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| NK1415 | 93591 | PENTAIR VALVES & CONTROLS US LP DIV FLOW CONTROL US HOLDING CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NK1415-1 | 04613 | EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NK1415-1 | 4RPH2 | DRESSER-RAND COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NK1415-1 | 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/) |
| NK1415-1 | 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/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-21 | $923.26 | 17 | ARGO TURBOSERVE CORPORATION DIV ARGO TURBOSERVE CORP. | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2805005715895) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-21 | [SPE7L527P0028](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2805005715895) | RING, PISTON | ARGO TURBOSERVE CORPORATION DIV ARGO TURBOSERVE CORP. | $15,695.42 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2805005715895&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2805005715895
- 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/2805-00-571-5895/
JSON: https://nsnexplorer.com/api/nsn/2805-00-571-5895.json