# NSN 4820-00-438-5010: Valve, Safety Relief

NSN 4820-00-438-5010 (also written 4820004385010; NIIN 00-438-5010) is a valve, safety relief in Federal Supply Class 4820, Valves, Nonpowered. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4820-00-438-5010 (4820004385010)
- NIIN: 00-438-5010 (004385010)
- Item name: VALVE,SAFETY RELIEF
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| ADSU | DISK LOADING METHOD | SPRING |
| ADQU | FLOW CONTROL DEVICE | BALL |
| AWLS | CONNECTION TYPE | FIRST END THREADED EXTERNAL TUBE |
| AHNC | CONNECTION STYLE | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 968214-1 | 59915 | SERVICE & SALES INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 968214-1 | 99193 | HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL | [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=4820004385010&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820004385010
- 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/4820-00-438-5010/
JSON: https://nsnexplorer.com/api/nsn/4820-00-438-5010.json