# NSN 5340-00-435-6566: Plug, Protective, Dust And Moistur

NSN 5340-00-435-6566 (also written 5340004356566; NIIN 00-435-6566) is a plug, protective, dust and moistur in Federal Supply Class 5340, Hardware, Commercial. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 5340-00-435-6566 (5340004356566)
- NIIN: 00-435-6566 (004356566)
- Item name: PLUG,PROTECTIVE,DUST AND MOISTUR
- Federal Supply Class: [FSC 5340 Hardware, Commercial](https://nsnexplorer.com/fsc/5340/)
- 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 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ATYD | OPENING INSIDE DIAMETER FOR WHICH DESIGNED | INCHES NOMINAL 1.334 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED SPEC SINGLE MATERIAL RESPONSE L--390, TYE 1 |
| APGF | DESIGN TYPE | FRICTION |
| CBBL | FEATURES PROVIDED | SHOULDER |
| MATT | MATERIAL | PLASTIC |
| ADAV | OVERALL DIAMETER | INCHES NOMINAL 1.500 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 4F21431-101A | 98897 | LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY | [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=5340004356566&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340004356566
- 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/5340-00-435-6566/
JSON: https://nsnexplorer.com/api/nsn/5340-00-435-6566.json