# NSN 5331-01-560-5843: O-Ring

NSN 5331-01-560-5843 (also written 5331015605843; NIIN 01-560-5843) is an o-ring in Federal Supply Class 5331, O-Rings. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5331-01-560-5843 (5331015605843)
- NIIN: 01-560-5843 (015605843)
- 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 R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| FEAT | SPECIAL FEATURES | OUTSIDE DIAMETER: 0.693 INCH |
| MATT | MATERIAL | RUBBER |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | O-RING |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES NOMINAL 0.103 |
| ADYT | CENTER HOLE DIAMETER | INCHES NOMINAL 0.487 |
| AGAV | END ITEM IDENTIFICATION | 4120-01-552-5223;9K ENVIRONMENTAL CONTROL UNIT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 9452K24 | 2V507 | MCMASTER-CARR SUPPLY COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-08 | [SPE7L126P7688](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331015605843) | O-RING | — | $135.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331015605843&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331015605843
- 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/5331-01-560-5843/
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