# NSN 5331-01-572-6728: O-Ring

NSN 5331-01-572-6728 (also written 5331015726728; NIIN 01-572-6728) is an o-ring in Federal Supply Class 5331, O-Rings. 3 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5331-01-572-6728 (5331015726728)
- NIIN: 01-572-6728 (015726728)
- 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 |
| --- | --- | --- |
| ADYT | CENTER HOLE DIAMETER | INCHES NOMINAL 3.125 |
| AGAV | END ITEM IDENTIFICATION | COMPRESSOR, TURBO MNCH 364-51227-000 |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES NOMINAL 0.125 |
| MATT | MATERIAL | RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 028-12938-000 | 66935 | JOHNSON CONTROLS NAVY SYSTEMS, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 364-51227-000 ITEM 193B | 66935 | JOHNSON CONTROLS NAVY SYSTEMS, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS568-235 NEOPRENE-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/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-26 | $33.15 | 46 | JOHNSON CONTROLS NAVY SYSTEMS, LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331015726728) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-26 | [SPE7L127P1001](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331015726728) | O-RING | JOHNSON CONTROLS NAVY SYSTEMS, LLC | $1,524.90 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331015726728&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331015726728
- 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/5331-01-572-6728/
JSON: https://nsnexplorer.com/api/nsn/5331-01-572-6728.json