# NSN 1055-01-487-0021: Cover, Gun Muzzle

NSN 1055-01-487-0021 (also written 1055014870021; NIIN 01-487-0021) is a cover, gun muzzle in Federal Supply Class 1055, Launchers, Rocket and Pyrotechnic. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Aug 2026.

## Identification

- NSN: 1055-01-487-0021 (1055014870021)
- NIIN: 01-487-0021 (014870021)
- Item name: COVER,GUN MUZZLE
- Federal Supply Class: [FSC 1055 Launchers, Rocket and Pyrotechnic](https://nsnexplorer.com/fsc/1055/)
- Federal Supply Group: [FSG 10](https://nsnexplorer.com/group/10/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-28)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 7378546 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-27 | [SPE7L126P8024](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1055014870021) | COVER, GUN MUZZLE | COATING SPECIALTIES, INC DBA AERO PRODUCTS CO | $82,600.00 |
| 2026-08-27 | [SPE7L126P6392](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1055014870021) | COVER, GUN MUZZLE | COATING SPECIALTIES, INC DBA AERO PRODUCTS CO | $92,968.53 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1055014870021&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1055014870021
- 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.

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