# NSN 3940-01-688-5631: Block, Tackle

NSN 3940-01-688-5631 (also written 3940016885631; NIIN 01-688-5631) is a block, tackle in Federal Supply Class 3940, Blocks, Tackle, Rigging, and Slings. 2 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.

## Identification

- NSN: 3940-01-688-5631 (3940016885631)
- NIIN: 01-688-5631 (016885631)
- 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

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | PULLEY MOUNT ASSEMBLY,ALTERNATOR |
| AGAV | END ITEM IDENTIFICATION | 016275147 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| AL4009396 | 0F875 | GENERAL DYNAMICS ORDNANCE AND TACTICAL SYSTEMS, INC. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AL4009396 | 1RZR5 | FLYER DEFENSE, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Open solicitations

| Solicitation | Quantity | Closes | Link |
| --- | --- | --- | --- |
| SPE8EE-27-T-0370 | 4 | 2026-11-09 | [DIBBS](https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3940016885631&category=nsn) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=3940016885631&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3940016885631
- 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/3940-01-688-5631/
JSON: https://nsnexplorer.com/api/nsn/3940-01-688-5631.json