# NSN 4820-01-142-0257: Valve, Regulating, Temperature

NSN 4820-01-142-0257 (also written 4820011420257; NIIN 01-142-0257) is a valve, regulating, temperature in Federal Supply Class 4820, Valves, Nonpowered. 10 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4820-01-142-0257 (4820011420257)
- NIIN: 01-142-0257 (011420257)
- Item name: VALVE,REGULATING,TEMPERATURE
- 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 T: handled under qualified products list procedures. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAQL | BODY STYLE | — |
| ACKM | FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| ACKN | FIRST END STYLE DESIGNATOR | — |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| ADQU | FLOW CONTROL DEVICE | PLUG |
| ADQZ | END CONNECTION QUANTITY | 2 |
| AEVX | TEMP ADJUSTABILITY | NOT ADJUSTABLE |
| AZKQ | TEMP RATING | FAHRENHEIT MAXIMUM 392.0 |
| FEAT | SPECIAL FEATURES | MEDIA STEAM |
| MATT | MATERIAL | SEAT PLASTIC POLYTETRAFLUOROETHYLENE |
| MATT | MATERIAL | BODY COPPER ALLOY |
| THDS | THREAD SIZE AND SERIES/TYPE DESIGNATOR | FIRST END NPT 1.500-11.5 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE III AND CLASS 1 AND SERIES 100 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 1-1/2CXT W/1-1/2 SPOOL PIECE | 95368 | AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 11113 | 95368 | AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 11208-10 | 95368 | AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5249 | 95368 | AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| HLK-TA-BU2-1 1/2 | 95368 | AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M19772-C1F1024 | 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/) |
| MIL-DTL-19772 | 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/) |
| N-HLK-TV-BR | 95368 | AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NHLKTVBRPC19 | 95368 | AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| TRAC STYLE P-1-1/2 INCH | 55378 | TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820011420257&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820011420257
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- 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/4820-01-142-0257/
JSON: https://nsnexplorer.com/api/nsn/4820-01-142-0257.json