# NSN 5331-01-171-0607: O-Ring

NSN 5331-01-171-0607 (also written 5331011710607; NIIN 01-171-0607) is an o-ring in Federal Supply Class 5331, O-Rings. 2 manufacturer part numbers from 1 supplier are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5331-01-171-0607 (5331011710607)
- NIIN: 01-171-0607 (011710607)
- 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 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES MINIMUM 0.269 AND INCHES MAXIMUM 0.281 |
| ADYT | CENTER HOLE DIAMETER | INCHES MINIMUM 5.063 AND INCHES MAXIMUM 5.137 |
| ADYU | PERIPHERAL DIAMETER | INCHES NOMINAL 5.650 |
| ANYN | ELONGATION PERCENTAGE | MAXIMUM 125 |
| MATT | MATERIAL | RUBBER FLUOROSILICONE CLASS FQ |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| M25988/1-430 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-DTL-25988/1 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-17 | [SPE7LX26D0003/SPE7L126FASX8](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331011710607) | O-RING | DBR INDUSTRIES, INC. DBA DBR INDUSTRIES INC | $766.38 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331011710607&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331011710607
- 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/5331-01-171-0607/
JSON: https://nsnexplorer.com/api/nsn/5331-01-171-0607.json