# NSN 4820-01-099-6642: Valve, Relief, Pressure And Temper

NSN 4820-01-099-6642 (also written 4820010996642; NIIN 01-099-6642) is a valve, relief, pressure and temper in Federal Supply Class 4820, Valves, Nonpowered. 6 manufacturer part numbers from 4 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4820-01-099-6642 (4820010996642)
- NIIN: 01-099-6642 (010996642)
- Item name: VALVE,RELIEF,PRESSURE AND TEMPER
- 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 2026-10-13)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAQL | BODY STYLE | — |
| ABJH | TEMP RATING | FAHRENHEIT 165.0 |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| ACKN | FIRST END STYLE DESIGNATOR | — |
| ACLG | FIRST END NOMINAL PIPE SIZE ACCOMMODATED | INCHES 0.500 |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| ACLS | SECOND END CONNECTION TYPE | THREADED EXTERNAL PIPE |
| ACLT | SECOND END STYLE DESIGNATOR | — |
| ACMN | SECOND END NOMINAL PIPE SIZE ACCOMMODATED | INCHES 0.250 |
| ACMS | SECOND END THREAD DIRECTION | RIGHT-HAND |
| ADQU | FLOW CONTROL DEVICE | STEM AND INTEGRAL DISK |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| MATT | MATERIAL | BODY COPPER ALLOY |
| MEDA | MEDIA FOR WHICH DESIGNED | NITROGEN, LIQUID AND OXYGEN, GASEOUS AND OXYGEN, LIQUID |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 50C-0014-0025 | 19062 | ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| B-9422N | 06023 | REGO CO A MARMON GROUP CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CRV-250B-K-75 | 98678 | GENERANT COMPANY, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PRV9432 | 06023 | REGO CO A MARMON GROUP CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PRV9432N075 | 06023 | REGO CO A MARMON GROUP CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PRV9432N075 | 2Y894 | ENGINEERED CONTROLS INTERNATIONAL, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7MC-27-T-0398 | 60 | 2026-10-23 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820010996642&category=nsn) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-16 | $159.78 | 60 | ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820010996642) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-16 | [SPE7MC27V0221](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820010996642) | VALVE, RELIEF, PRESSURE AND TEMPERATURE | ESSEX INDUSTRIES, INC. DBA ESSEX INDUSTRIES | $9,586.80 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820010996642&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820010996642
- 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.

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