# NSN 4820-01-485-7245: Valve, Check

NSN 4820-01-485-7245 (also written 4820014857245; NIIN 01-485-7245) is a valve, check in Federal Supply Class 4820, Valves, Nonpowered. 5 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 4820-01-485-7245 (4820014857245)
- NIIN: 01-485-7245 (014857245)
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-28)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | ALL ENDS INCHES 0.500 |
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | ALL ENDS RIGHT-HAND |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ADSU | DISK LOADING METHOD | SPRING |
| AGAV | END ITEM IDENTIFICATION | USED ON COMPRESSOR UNIT WP5000 |
| AHNC | CONNECTION STYLE | — |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AWLS | CONNECTION TYPE | ALL ENDS THREADED INTERNAL PIPE |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQJX | NOMINAL THREAD SIZE | ALL ENDS INCHES 0.812 |
| CSDC | OPENING PRESSURE SETTING | POUNDS PER SQUARE INCH 100.0 |
| FEAT | SPECIAL FEATURES | THIS CHECK VALVE HAS SEAL-LOK CONNECTIONS. THE OUTSIDE OF CONNECTION NUT IS HEX SHAPED. ONE (1) OF THESE CHECK VALVES REQUIRED FOR EACH COMPRESSOR UNIT. |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| MATT | MATERIAL | SEAT RUBBER FLUOROCARBON CLASS FPM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE AST- B316 |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | ALL ENDS UNF |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 085058 | 1KWT0 | SAUER COMPRESSORS USA, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 085174 | 1KWT0 | SAUER COMPRESSORS USA, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 085174 ITEM 81 | 1KWT0 | SAUER COMPRESSORS USA, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8L0-C8L-100-SS | 30780 | PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV TUBE FITTINGS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8L0-C8L-100-SS | 54939 | PARKER-HANNIFIN CORP DIV INSTRUMENTATION PRODUCTS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-27 | [SPE7MC26V4166](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820014857245) | VALVE, CHECK | ECHELON SUPPLY AND SERVICE, INC. | $6,251.04 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820014857245&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820014857245
- 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/4820-01-485-7245/
JSON: https://nsnexplorer.com/api/nsn/4820-01-485-7245.json