# NSN 4820-01-513-9273: Valve, Check

NSN 4820-01-513-9273 (also written 4820015139273; NIIN 01-513-9273) is a valve, check in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 1 supplier are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4820-01-513-9273 (4820015139273)
- NIIN: 01-513-9273 (015139273)
- Item name: VALVE,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 D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AQLR | VALVE OPERATION METHOD | MANUAL |
| AHNC | CONNECTION STYLE | — |
| ADQU | FLOW CONTROL DEVICE | DISK |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | ALL ENDS INCHES 0.500 |
| AAJF | THREAD DIRECTION | ALL ENDS RIGHT-HAND |
| MEDA | MEDIA FOR WHICH DESIGNED | SINGLE RESPONSE GAS, INERT |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS NPT |
| AWLS | CONNECTION TYPE | ALL ENDS THREADED INTERNAL PIPE |
| CQJX | NOMINAL THREAD SIZE | ALL ENDS INCHES 0.500 |
| FEAT | SPECIAL FEATURES | FLOW CONTROL DEVICE: DIAPHRAGM |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4308-50 | 43990 | NORGREN C A CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4308-50R | 43990 | NORGREN C A CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B74G4AS000015 ITEM 10 REV A | 43990 | NORGREN C A CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-03 | [SPE7MC26V3767](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015139273) | VALVE, CHECK | PATTERSON COONEY INC | $1,692.69 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820015139273&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015139273
- 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/4820-01-513-9273/
JSON: https://nsnexplorer.com/api/nsn/4820-01-513-9273.json