# NSN 4820-01-569-2144: Valve, Relief, Pressure And Temper

NSN 4820-01-569-2144 (also written 4820015692144; NIIN 01-569-2144) is a valve, relief, pressure and temper in Federal Supply Class 4820, Valves, Nonpowered. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 4820-01-569-2144 (4820015692144)
- NIIN: 01-569-2144 (015692144)
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | VALVE, RELIEF |
| AGAV | END ITEM IDENTIFICATION | W/S CONSOLIDATED AUTOMATED SUPPORT SYSTEM (CASS); DHPS HYDRAULIC POWER SUPPLY, DEISEL |
| FEAT | SPECIAL FEATURES | INAVY IS VALVE, RELIEF, SY |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 31503-100 | 1VCN7 | HYDRAULICS INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 31503-100 | 56529 | HYDRAULICS INTERNATIONAL, INC. DBA HYDRAULICS INTERNATIONAL INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-15 | $5,223.8806 | 67 | HYDRAULICS INTERNATIONAL, INC. DBA HYDRAULICS INTERNATIONAL INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015692144) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-22 | [SPE7M226D60KY/SPE7M127F0382](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015692144) | VALVE, RELIEF, PRESSURE AND TEMPERATURE | HYDRAULICS INTERNATIONAL, INC. DBA HYDRAULICS INTERNATIONAL INC | $8,532.16 |
| 2026-09-24 | [SPE7M226D60KY/SPE7M126F6164](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015692144) | VALVE, RELIEF, PRESSURE AND TEMPERATURE | HYDRAULICS INTERNATIONAL, INC. DBA HYDRAULICS INTERNATIONAL INC | $34,128.64 |
| 2026-09-15 | [SPE7M226D60KY](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015692144) | VALVE, RELIEF, PRESSURE AND TEMPERATURE | HYDRAULICS INTERNATIONAL, INC. DBA HYDRAULICS INTERNATIONAL INC | $350,000.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820015692144&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015692144
- 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/4820-01-569-2144/
JSON: https://nsnexplorer.com/api/nsn/4820-01-569-2144.json