# NSN 4820-01-552-6208: Retainer, Disk, Valve

NSN 4820-01-552-6208 (also written 4820015526208; NIIN 01-552-6208) is a retainer, disk, valve in Federal Supply Class 4820, Valves, Nonpowered. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4820-01-552-6208 (4820015526208)
- NIIN: 01-552-6208 (015526208)
- Item name: RETAINER,DISK,VALVE
- 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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-11-08)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | CLA-VAL MODEL 81-101 OR 100-01 HYTROL REVERSE FLOW MAIN VALVE |
| FEAT | SPECIAL FEATURES | CLA-VAL HAS AN EXTENSIVE WEBSITE WITH MULTIPLE DRAWINGS AND SPECS WITH MAINTENANCE PROCEDURES |
| MATT | MATERIAL | IRON CAST OR STEEL |
| CYDY | VALVE MODEL NUMBER FOR WHICH DESIGNED | 81-101 |
| CXBX | VALVE SIZE FOR WHICH DESIGNED | INCHES 1.500 |
| CYDX | VALVE DESIGN CONTROL ACTIVITY | 86184 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| C8976H | 86184 | GRISWOLD INDUSTRIES DBA CLA-VAL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7MC-27-T-1878 | 150 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820015526208&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820015526208&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015526208
- 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/4820-01-552-6208/
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