# NSN 4820-01-618-8566: Valve, Stop-Check

NSN 4820-01-618-8566 (also written 4820016188566; NIIN 01-618-8566) is a valve, stop-check in Federal Supply Class 4820, Valves, Nonpowered. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4820-01-618-8566 (4820016188566)
- NIIN: 01-618-8566 (016188566)
- Item name: VALVE,STOP-CHECK
- Federal Supply Class: [FSC 4820 Valves, Nonpowered](https://nsnexplorer.com/fsc/4820/)
- Federal Supply Group: [FSG 48](https://nsnexplorer.com/group/48/)
- 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 |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | VALVE, IN-LINE |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | VALVE, IN-LINE STOP |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 525-S7A5-XPM | 1GZ83 | SFC VALVE CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CD 525-SXA5-XPMCD 1.50IN | 1GZ83 | SFC VALVE CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-13 | $7,420.45 | 1 | SFC VALVE CORPORATION | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820016188566) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-13 | [SPE7MC27P0156](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820016188566) | VALVE, STOP-CHECK | SFC VALVE CORPORATION | $7,420.45 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820016188566&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820016188566
- 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/4820-01-618-8566/
JSON: https://nsnexplorer.com/api/nsn/4820-01-618-8566.json