# NSN 3940-01-257-1080: Block, Tackle

NSN 3940-01-257-1080 (also written 3940012571080; NIIN 01-257-1080) is a block, tackle in Federal Supply Class 3940, Blocks, Tackle, Rigging, and Slings. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 3940-01-257-1080 (3940012571080)
- NIIN: 01-257-1080 (012571080)
- Item name: BLOCK,TACKLE
- Federal Supply Class: [FSC 3940 Blocks, Tackle, Rigging, and Slings](https://nsnexplorer.com/fsc/3940/)
- Federal Supply Group: [FSG 39](https://nsnexplorer.com/group/39/)
- Acquisition method suffix code: AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. (observed 2026-10-10)
- Acquisition method code: 3

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| A-2441-3 | 08844 | MARATHONNORCO AEROSPACE, INC. | [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=3940012571080&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3940012571080
- 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/3940-01-257-1080/
JSON: https://nsnexplorer.com/api/nsn/3940-01-257-1080.json