# NSN 6520-01-531-6025: Replacement Kit, Water System

NSN 6520-01-531-6025 (also written 6520015316025; NIIN 01-531-6025) is a replacement kit, water system in Federal Supply Class 6520, Dental Instruments, Equipment, and Supplies. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 6520-01-531-6025 (6520015316025)
- NIIN: 01-531-6025 (015316025)
- Item name: REPLACEMENT KIT,WATER SYSTEM
- Federal Supply Class: [FSC 6520 Dental Instruments, Equipment, and Supplies](https://nsnexplorer.com/fsc/6520/)
- Federal Supply Group: [FSG 65](https://nsnexplorer.com/group/65/)
- Acquisition method suffix code: AMSC Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | WATER SYSTEM REPLACEMENT KIT; INCLUDES VAC BREAKER AND FLOW RESTRICTOR. |
| AGAV | END ITEM IDENTIFICATION | FOR USE WITH VACSTAR VS80/80H WET VACUUM, NSN NSN 6520-01-506-5871 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 55099 | 53542 | AIR TECHNIQUES, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| LL-H56-1419 | 66736 | NAVAL MEDICAL MATERIAL SUPPORT COMMAND DETACHMENT | [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=6520015316025&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6520015316025
- 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/6520-01-531-6025/
JSON: https://nsnexplorer.com/api/nsn/6520-01-531-6025.json