# NSN 4820-01-552-8295: Diaphragm, Valve, Flat

NSN 4820-01-552-8295 (also written 4820015528295; NIIN 01-552-8295) is a diaphragm, valve, flat in Federal Supply Class 4820, Valves, Nonpowered. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 4820-01-552-8295 (4820015528295)
- NIIN: 01-552-8295 (015528295)
- Item name: DIAPHRAGM,VALVE,FLAT
- Federal Supply Class: [FSC 4820 Valves, Nonpowered](https://nsnexplorer.com/fsc/4820/)
- Federal Supply Group: [FSG 48](https://nsnexplorer.com/group/48/)
- Acquisition method suffix code: AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AGAV | END ITEM IDENTIFICATION | USED ON P/N 274006 SAFETY RELIEF VALVE NSN 4820-01-018-4790 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | DIAPHRAGM ASSY |
| FEAT | SPECIAL FEATURES | ITEM IS AN ASSEMBLY MADE FROM 1 - RING P/N 2043553-101; 1 - BACKUP P/N 2753419-101; 1 - RETAINER LOWER P/N 2043554-101; 5 - RIVETS P/N MS20470A4-5; 1- RETAINER UPPER P/N 2741197-101 AND 1- DIAPHRAGM P/N 2741198-101. |
| MATT | MATERIAL | RUBBER SYNTHETIC AND ALUMINUM ALLOY 6061 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MFR REF 1ST MATERIAL RESPONSE ES2-19 AND FED SPEC 2ND MATERIAL RESPONSE QQ-A-250 TO 11 |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 2042055-101 | 3H889 | PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 2042055-101 | 92003 | PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS | [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=4820015528295&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015528295
- 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/4820-01-552-8295/
JSON: https://nsnexplorer.com/api/nsn/4820-01-552-8295.json