# NSN 4610-01-536-2990: Vessel Assembly, Reverse Osmosis

NSN 4610-01-536-2990 (also written 4610015362990; NIIN 01-536-2990) is a vessel assembly, reverse osmosis in Federal Supply Class 4610, Water Purification Equipment. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 4610-01-536-2990 (4610015362990)
- NIIN: 01-536-2990 (015362990)
- Item name: VESSEL ASSEMBLY,REVERSE OSMOSIS
- Federal Supply Class: [FSC 4610 Water Purification Equipment](https://nsnexplorer.com/fsc/4610/)
- Federal Supply Group: [FSG 46](https://nsnexplorer.com/group/46/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-11-04)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | 4610-01-488-6961 TACTICAL WATER PURIFICATION SYSTEM (TWPS) |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 80E120-2 | 08576 | PENTAIR FILTRATION SOLUTIONS, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 80E120-2 | 1YQY0 | PENTAIR WATER TREATMENT (OH) COMPANY DBA PENTAIR WATER DIV CODELINE, STRUCTURAL, ADVANCED STRUCTURES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 80E120-2 | 2M769 | PENTAIR WATER TREATMENT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-11 | [SPE8E926P1289](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4610015362990) | VESSEL ASSEMBLY, REV | — | $36,072.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4610015362990&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4610015362990
- 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/4610-01-536-2990/
JSON: https://nsnexplorer.com/api/nsn/4610-01-536-2990.json