# NSN 5340-01-399-0179: Cap, Protective, Dust And Moisture

NSN 5340-01-399-0179 (also written 5340013990179; NIIN 01-399-0179) is a cap, protective, dust and moisture in Federal Supply Class 5340, Hardware, Commercial. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5340-01-399-0179 (5340013990179)
- NIIN: 01-399-0179 (013990179)
- Item name: CAP,PROTECTIVE,DUST AND MOISTURE
- 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 2026-10-23)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADAV | OVERALL DIAMETER | INCHES MINIMUM 1.2190 AND INCHES MAXIMUM 1.2810 |
| APGF | DESIGN TYPE | FRICTION |
| ATYD | OPENING INSIDE DIAMETER FOR WHICH DESIGNED | INCHES MINIMUM 1.0180 AND INCHES MAXIMUM 1.0380 |
| BZMX | ROUND CAP OUTSIDE SURFACE CONDITION | SMOOTH |
| FEAT | SPECIAL FEATURES | THE ITEM IS MADE FROM MIL-B-81705, TYPE 1. THE ITEM IS CONDUCTIVE AND BLACK IN COLOR |
| MATT | MATERIAL | PLASTIC |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| MIL-C-5501 | 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/) |
| MS90376-18YB | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-15 | [SPE7M426P4581](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340013990179) | CAP, PROTECTIVE, DUST | DIALOGIC CORP DBA DIALOGIC FASTENERS | $2,304.90 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5340013990179&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5340013990179
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/5340-01-399-0179/
JSON: https://nsnexplorer.com/api/nsn/5340-01-399-0179.json