# NSN 4820-00-856-1722: Valve, Vacuum Breaking

NSN 4820-00-856-1722 (also written 4820008561722; NIIN 00-856-1722) is a valve, vacuum breaking 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: 4820-00-856-1722 (4820008561722)
- NIIN: 00-856-1722 (008561722)
- Item name: VALVE,VACUUM BREAKING
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-23)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAQL | BODY STYLE | — |
| ACKM | FIRST END CONNECTION TYPE | THREADED EXTERNAL PIPE |
| ACKN | FIRST END STYLE DESIGNATOR | — |
| ACLG | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | INCHES 0.375 |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ADQU | FLOW CONTROL DEVICE | STEM AND INTEGRAL DISK |
| ADQZ | END CONNECTION QUANTITY | 1 |
| AEVX | TEMP ADJUSTABILITY | ADJUSTABLE |
| FEAT | SPECIAL FEATURES | INTERPRET DRAWING IN ACCORDANCE WITH STANDARDS PRESCRIBED BY MIL-STD-100 |
| MATT | MATERIAL | BODY COPPER ALLOY |
| MATT | MATERIAL | FLOW CONTROL DEVICE RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| MATT | MATERIAL | SEAT COPPER ALLOY |
| MATT | MATERIAL | STEM COPPER ALLOY |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 7034882 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7MC-27-T-1648 | 203 | 2026-11-16 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820008561722&category=nsn) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-20 | [SPE7MC27P0230](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820008561722) | VALVE, VACUUM BREAKING | T AND T PRODUCTS LLC | $3,000.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820008561722&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820008561722
- 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/4820-00-856-1722/
JSON: https://nsnexplorer.com/api/nsn/4820-00-856-1722.json