# NSN 5331-01-631-3727: O-Ring

NSN 5331-01-631-3727 (also written 5331016313727; NIIN 01-631-3727) is an o-ring in Federal Supply Class 5331, O-Rings. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 5331-01-631-3727 (5331016313727)
- NIIN: 01-631-3727 (016313727)
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHE | OUTSIDE DIAMETER | INCHES NOMINAL 0.125 |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES NOMINAL 0.103 |
| ADYT | CENTER HOLE DIAMETER | INCHES NOMINAL 0.078 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | O-RING |
| MATT | MATERIAL | RUBBER FLUOROSILICONE CLASS FQ |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 10-04-1720-1298 | 18565 | PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV CHOMERICS DIVISION | [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=5331016313727&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331016313727
- 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/5331-01-631-3727/
JSON: https://nsnexplorer.com/api/nsn/5331-01-631-3727.json