# NSN 1055-01-122-9553: Bolt, Breech

NSN 1055-01-122-9553 (also written 1055011229553; NIIN 01-122-9553) is a bolt, breech 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: 1055-01-122-9553 (1055011229553)
- NIIN: 01-122-9553 (011229553)
- Item name: BOLT,BREECH
- 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 2026-11-01)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 6.429 |
| AGAV | END ITEM IDENTIFICATION | 40MM GRENADE LAUNCHER,MACHINE GUNMARK 19 |
| MATT | MATERIAL | STEEL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3269461 | 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 |
| --- | --- | --- | --- | --- |
| 2026-08-20 | [SPE7L125P8336](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1055011229553) | BOLT, BREECH | — | $43,020.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=1055011229553&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=1055011229553
- 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/1055-01-122-9553/
JSON: https://nsnexplorer.com/api/nsn/1055-01-122-9553.json