# NSN 4820-00-495-0154: Valve, Check

NSN 4820-00-495-0154 (also written 4820004950154; NIIN 00-495-0154) is a valve, check in Federal Supply Class 4820, Valves, Nonpowered. 4 manufacturer part numbers from 3 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4820-00-495-0154 (4820004950154)
- NIIN: 00-495-0154 (004950154)
- 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 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CWDF | FLANGE FACE DESIGN | ALL ENDS PLAIN |
| MEDA | MEDIA FOR WHICH DESIGNED | FIRST RESPONSE GAS, NATURAL |
| MATT | MATERIAL | BODY COPPER ALLOY |
| CWCK | NOMINAL THICKNESS | ALL ENDS INCHES 0.688 |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | ALL ENDS INCHES 0.812 |
| AECS | BOLT HOLE QUANTITY | 15 |
| MATT | MATERIAL | FLOW CONTROL DEVICE NICKEL ALLOY |
| MATT | MATERIAL | SEAT NICKEL ALLOY |
| MEDA | MEDIA FOR WHICH DESIGNED | THIRD RESPONSE WATER, SALT |
| STYL | STYLE DESIGNATOR | — |
| ZZZK | SPECIFICATION/STANDARD DATA | GOVERNMENT SPECIFICATION 81349--IL-V-17547 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE A AND CLASS 1 |
| MEDA | MEDIA FOR WHICH DESIGNED | SECOND RESPONSE OIL |
| AEHZ | MAXIMUM OPERATING TEMP | SINGLE RESPONSE FAHRENHEIT 150.0 |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| ARKN | FLANGE SHAPE | ALL ENDS ROUND WITH HOLES |
| AWLS | CONNECTION TYPE | ALL ENDS FLANGE |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| CCFG | VALVE SIZE | INCHES 10.000 |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 100.0 |
| CWCD | NOMINAL OUTSIDE DIAMETER | ALL ENDS INCHES 15.000 |
| CWCF | FACE TO FACE DISTANCE | INCHES 22.500 |
| FEAT | SPECIAL FEATURES | VALVE SIZE 10.000 IN. |
| ADQU | FLOW CONTROL DEVICE | DISK |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | ALL ENDS INCHES 13.438 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 101158REVC10IN | 91643 | SERVICE BRASS AND ALUMINUM FOUNDRY CO, INC. DBA SERVICE BRASS FITTINGS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1281-001-10/1281-001/882037710 | 76364 | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 1281C001-1000 | 76364 | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-V-17547 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7MC-27-T-1501 | 8 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820004950154&category=nsn) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-09 | [SPE7MC26P3574](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820004950154) | VALVE, CHECK | MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC | $84,444.88 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820004950154&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820004950154
- 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/4820-00-495-0154/
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