# NSN 5331-01-570-3507: O-Ring

NSN 5331-01-570-3507 (also written 5331015703507; NIIN 01-570-3507) is an o-ring in Federal Supply Class 5331, O-Rings. 2 manufacturer part numbers from 1 supplier are on record. No purchases are on record yet.

## Identification

- NSN: 5331-01-570-3507 (5331015703507)
- NIIN: 01-570-3507 (015703507)
- Item name: O-RING
- Federal Supply Class: [FSC 5331 O-Rings](https://nsnexplorer.com/fsc/5331/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- 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 |
| --- | --- | --- |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES NOMINAL 0.070 |
| ADYT | CENTER HOLE DIAMETER | INCHES NOMINAL 1.989 |
| AGAV | END ITEM IDENTIFICATION | 1 1/4 INCH WATER PRESSURE RELIEF VALVE |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | AS-568A 2-033 BUNA-N ORING |
| MATT | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4K1-76 | 21013 | METREX VALVE CORP. DBA METREX VALVE CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M900P-1215FL-2W PC12 | 21013 | METREX VALVE CORP. DBA METREX VALVE CORP | [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=5331015703507&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331015703507
- 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/5331-01-570-3507/
JSON: https://nsnexplorer.com/api/nsn/5331-01-570-3507.json