# NSN 4820-01-071-8340: Retainer, Diaphragm

NSN 4820-01-071-8340 (also written 4820010718340; NIIN 01-071-8340) is a retainer, diaphragm in Federal Supply Class 4820, Valves, Nonpowered. 1 manufacturer part number from 1 supplier is on record. The government has 1 open solicitation for it.

## Identification

- NSN: 4820-01-071-8340 (4820010718340)
- NIIN: 01-071-8340 (010718340)
- Item name: RETAINER,DIAPHRAGM
- 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 P: the government does not own the rights to the data needed for more sources. (observed 2026-10-10)
- Acquisition method code: 4

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| TEXT | GENERAL CHARACTERISTICS ITEM DESCRIPTION | ALUMINUM ALLOY 6061-T6511 PER QQ-A-200/8; RED ANODIZE PER MIL-A-8625 TYPE 2; 1.500 IN. L; 1.500 IN. W; 0.800 IN. H; 4 HOLES IN PLATE EQUALLY SPACED 0.560 IN. FROM CENTER LINE 0.184 IN. MIN 0.190 IN. MAX DIA THRU |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 203161-1 | 86090 | EATON CORPORATION DBA AIRFRAME | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE7M4-27-T-0332 | 9 | 2026-10-19 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820010718340&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820010718340&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820010718340
- 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/4820-01-071-8340/
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