# NSN 5331-01-111-2802: O-Ring

NSN 5331-01-111-2802 (also written 5331011112802; NIIN 01-111-2802) is an o-ring in Federal Supply Class 5331, O-Rings. 7 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5331-01-111-2802 (5331011112802)
- NIIN: 01-111-2802 (011112802)
- 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 T: handled under qualified products list procedures. (observed 2026-11-01)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHE | OUTSIDE DIAMETER | INCHES NOMINAL 3.193 |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES MINIMUM 0.100 AND INCHES MAXIMUM 0.106 |
| ADYT | CENTER HOLE DIAMETER | INCHES MINIMUM 2.963 AND INCHES MAXIMUM 3.011 |
| CQFM | HARDNESS RATING | SHORE DUROMETER A NOMINAL 70.0 |
| MATT | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 01-435-0157-5 PIECE 218 | 17454 | TIMKEN GEARS & SERVICES INC. DBA PHILADELPHIA GEAR DIV TIMKEN POWER SYSTEMS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 01-435-0157-5 PIECE 218 | 52374 | FLOWSERVE CORP DBA AUTOMAX ACTUATORS DIV FLOWSERVE US COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS568-151 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS568-151 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS568-151AMS7270 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ASM7270 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| ASM7270 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-25 | [SPE7L126V182T](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331011112802) | O-RING | DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC | $638.66 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331011112802&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331011112802
- 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/5331-01-111-2802/
JSON: https://nsnexplorer.com/api/nsn/5331-01-111-2802.json