# NSN 5331-01-099-2556: O-Ring

NSN 5331-01-099-2556 (also written 5331010992556; NIIN 01-099-2556) is an o-ring in Federal Supply Class 5331, O-Rings. 24 manufacturer part numbers from 10 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 5331-01-099-2556 (5331010992556)
- NIIN: 01-099-2556 (010992556)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-15)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHE | OUTSIDE DIAMETER | INCHES NOMINAL 0.316 |
| ABJH | TEMP RATING | FAHRENHEIT -30.0 AND FAHRENHEIT 500.0 |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES MINIMUM 0.067 AND INCHES MAXIMUM 0.073 |
| ADYT | CENTER HOLE DIAMETER | INCHES MINIMUM 0.171 AND INCHES MAXIMUM 0.181 |
| CQFM | HARDNESS RATING | SHORE DUROMETER A MINIMUM 85.0 AND SHORE DUROMETER A MAXIMUM 95.0 |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZW |
| MATT | MATERIAL | RUBBER FLUOROCARBON CLASS FPM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL SPEC SINGLE MATERIAL RESPONSE -IL-R-83248 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | TYPE 1 AND CLASS 2 |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 000008EE CP | 99565 | ADMIRAL VALVE LLC DBA CPV MANUFACTURING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 000008EE CPOXYGEN CLEAN | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 51670-1 ITEM NO. 4 | 99643 | EATON AEROSPACE LLC DBA EATON AEROSPACE JACKSON | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 51670-1 ITEM NO. 4CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5331PL1260220 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS3581-008 OXYGEN CLEAN | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS3581-008 OXYGEN CLEAN | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS3581-008 OXYGEN CLEANCP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS3581-008CP | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS3581-008CP | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AS3851-008 CPOYGEN CLEAN | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M83248-2-008 | 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/) |
| M83248-2-008CP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M83248/2-008 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| M83248/2-008CP | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MPL-1197 NO 15 | 0ASY6 | DERBYSHIRE MARINE PRODUCTS, LLC DBA DERBYSHIRE MARINE PRODUCTS LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PL7371 ITEM 6 | K0207 | HALE HAMILTON (VALVES) LTD DIV CAD UXBRIDGE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PL7497 ITEM 37 | K0207 | HALE HAMILTON (VALVES) LTD DIV CAD UXBRIDGE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PL7498 ITEM 37 | K0207 | HALE HAMILTON (VALVES) LTD DIV CAD UXBRIDGE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PLC-13540 ITEM 17 OXYGEN CLEAN | 99565 | ADMIRAL VALVE LLC DBA CPV MANUFACTURING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PLC-13540 ITEM 17 OXYGEN CLEANCP | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PLC-13548 ITEM NO. 17 | 99565 | ADMIRAL VALVE LLC DBA CPV MANUFACTURING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| PLC-13548 ITEM NO. 17OYGEN CLEAN | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SAE-AS3581 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M4-27-T-1300 | 1,563 | 2026-10-26 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331010992556&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5331010992556&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5331010992556
- 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.

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