# NSN 5330-00-005-0572: Back-Up Ring, Preformed Packing

NSN 5330-00-005-0572 (also written 5330000050572; NIIN 00-005-0572) is a back-up ring, preformed packing in Federal Supply Class 5330, Packing and Gasket Materials. 12 manufacturer part numbers from 9 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 5330-00-005-0572 (5330000050572)
- NIIN: 00-005-0572 (000050572)
- Item name: BACK-UP RING,PREFORMED PACKING
- Federal Supply Class: [FSC 5330 Packing and Gasket Materials](https://nsnexplorer.com/fsc/5330/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES NOMINAL 0.050 |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| ADYU | PERIPHERAL DIAMETER | INCHES MINIMUM 1.990 AND INCHES MAXIMUM 2.026 |
| MATT | MATERIAL | RUBBER SYNTHETIC |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MFR REF SINGLE MATERIAL RESPONSE N300-90 CAGEC 02697 |
| ADYT | CENTER HOLE DIAMETER | INCHES MINIMUM 1.762 AND INCHES MAXIMUM 1.782 |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 0773912224 | 26337 | PARKER-HANNIFIN CORPORATION DIV HYDRAULIC ACCUMULATOR DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 4460860-0224 | 99657 | MAROTTA CONTROLS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 5623115 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7-755-224609 | 0MKW7 | MINNPAR, LLC DBA MINNPAR | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 7755224609 | 12361 | GROVE U.S. LLC DBA GROVE US LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8-224 N300-90 | 02697 | PARKER-HANNIFIN CORP DIV O-RING DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 8-224N300-9 | 02697 | PARKER-HANNIFIN CORP DIV O-RING DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9HE953 | 45152 | OSHKOSH CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9HE953 | 75Q65 | OSHKOSH DEFENSE LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| D850310200 | 26337 | PARKER-HANNIFIN CORPORATION DIV HYDRAULIC ACCUMULATOR DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| N0300 8-224 | 02697 | PARKER-HANNIFIN CORP DIV O-RING DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| N8-45.01X51.01X1 | F8226 | STACEM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5330000050572&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5330000050572
- 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.

Canonical page: https://nsnexplorer.com/nsn/5330-00-005-0572/
JSON: https://nsnexplorer.com/api/nsn/5330-00-005-0572.json