# NSN 4810-01-258-0321: Piston, Valve

NSN 4810-01-258-0321 (also written 4810012580321; NIIN 01-258-0321) is a piston, valve in Federal Supply Class 4810, Valves, Powered. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4810-01-258-0321 (4810012580321)
- NIIN: 01-258-0321 (012580321)
- Item name: PISTON,VALVE
- Federal Supply Class: [FSC 4810 Valves, Powered](https://nsnexplorer.com/fsc/4810/)
- Federal Supply Group: [FSG 48](https://nsnexplorer.com/group/48/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-20)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | F16C AND D AIRCRAFT |
| CYDX | VALVE DESIGN CONTROL ACTIVITY | 73760 |
| CYDY | VALVE MODEL NUMBER FOR WHICH DESIGNED | AV19E1003-1 |
| FEAT | SPECIAL FEATURES | USED ON 4810-01-123-7254 VALVE,PRESSURE,VENT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10F16-91298-10 | 5H860 | THOMAS INSTRUMENT, INCORPORATED | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 767617-1 | 96124 | TRANSDIGM INC DIV AERO FLUID PRODUCTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 767617-2 | 96124 | TRANSDIGM INC DIV AERO FLUID PRODUCTS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-19 | [SPE7MC27P0103](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4810012580321) | PISTON, VALVE | THOMAS INSTRUMENT, INCORPORATED | $19,746.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4810012580321&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4810012580321
- 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/4810-01-258-0321/
JSON: https://nsnexplorer.com/api/nsn/4810-01-258-0321.json