# NSN 4820-01-631-5246: Valve, Safety Relief

NSN 4820-01-631-5246 (also written 4820016315246; NIIN 01-631-5246) is a valve, safety relief in Federal Supply Class 4820, Valves, Nonpowered. 4 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4820-01-631-5246 (4820016315246)
- NIIN: 01-631-5246 (016315246)
- Item name: VALVE,SAFETY RELIEF
- 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 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CCFG | VALVE SIZE | INCHES 0.375 |
| ADQU | FLOW CONTROL DEVICE | DISK |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | 0.375" CRL5M PRESSURE RELIEF CONTROL TABULATED PSI SPRING |
| MATT | MATERIAL | OVERALL STEEL COMP 316 |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE AISI 316 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 202678 P/N 202678-03A | 86184 | GRISWOLD INDUSTRIES DBA CLA-VAL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 202678-03A | 86184 | GRISWOLD INDUSTRIES DBA CLA-VAL CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6172P90022 NO. 2 | 07309 | BIRD-JOHNSON PROPELLER COMPANY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| P-3-4-78 | 07309 | BIRD-JOHNSON PROPELLER COMPANY, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-29 | $8,369.84 | 2 | KAMPI COMPONENTS CO INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820016315246) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-29 | [SPE7MC26V4637](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820016315246) | VALVE, SAFETY RELIEF | KAMPI COMPONENTS CO INC | $16,739.68 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820016315246&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820016315246
- 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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