# NSN 4610-01-691-0729: Head, Water Demineralizer, Ion Exc

NSN 4610-01-691-0729 (also written 4610016910729; NIIN 01-691-0729) is a head, water demineralizer, ion exc in Federal Supply Class 4610, Water Purification Equipment. 3 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 4610-01-691-0729 (4610016910729)
- NIIN: 01-691-0729 (016910729)
- Item name: HEAD,WATER DEMINERALIZER,ION EXC
- 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 Q: the government lacks adequate data or rights, but breakout to competition is expected. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 7419-G501 ITEM 2 | 22501 | HOWELL LABORATORIES INC DBA HOWELL LABORATORIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7426-01 | 22501 | HOWELL LABORATORIES INC DBA HOWELL LABORATORIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7426B-01 | 22501 | HOWELL LABORATORIES INC DBA HOWELL LABORATORIES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4610016910729&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4610016910729
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/4610-01-691-0729/
JSON: https://nsnexplorer.com/api/nsn/4610-01-691-0729.json