# NSN 4810-01-146-1550: Diaphragm, Actuator Valve, Special

NSN 4810-01-146-1550 (also written 4810011461550; NIIN 01-146-1550) is a diaphragm, actuator valve, special in Federal Supply Class 4810, Valves, Powered. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4810-01-146-1550 (4810011461550)
- NIIN: 01-146-1550 (011461550)
- Item name: DIAPHRAGM,ACTUATOR VALVE,SPECIAL
- 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 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | USE ON VALV ASSY,RATE CONTROL,1660-01-028-4218 |
| STYL | STYLE DESIGNATOR | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 146033-1 | 0SML3 | AERO INTERNATIONAL, LLC DBA AMS ENGINEERED SOLUTIONS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 146033-1 | 64547 | HONEYWELL INTERNATIONAL, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 146033-1 | 70210 | HONEYWELL INTERNATIONAL INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-08 | [SPE7MC23P1538](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4810011461550) | DIAPHRAGM, ACTUATOR | AERO INTERNATIONAL, LLC DBA AMS ENGINEERED SOLUTIONS | $84,468.54 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4810011461550&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4810011461550
- 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/4810-01-146-1550/
JSON: https://nsnexplorer.com/api/nsn/4810-01-146-1550.json