# NSN 3940-00-792-9881: Block, Tackle

NSN 3940-00-792-9881 (also written 3940007929881; NIIN 00-792-9881) is a block, tackle in Federal Supply Class 3940, Blocks, Tackle, Rigging, and Slings. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 3940-00-792-9881 (3940007929881)
- NIIN: 00-792-9881 (007929881)
- 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 G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AMXF | ATTACHMENT STYLE | — |
| AMXC | MAXIMUM TACKLE DIAMETER ACCOMMODATED | INCHES 0.625 |
| SFTT | SURFACE TREATMENT | OVERALL PAINT |
| AMCL | BLOCK TYPE | REGULAR |
| STYL | STYLE DESIGNATOR | — |
| FEAT | SPECIAL FEATURES | OLIVE DRAB COLOR |
| MATT | MATERIAL | OVERALL STEEL |
| BYDT | BEARING TYPE | ROLLER |
| AMCQ | SHEAVE QUANTITY | 2 |
| AMCT | TACKLE ACCOMMODATED TYPE | WIRE ROPE |
| AMRQ | SHELL LENGTH | INCHES NOMINAL 9.000 |
| ASZD | LOAD RATING | POUNDS MAXIMUM 50000.0 |
| AMRR | SHEAVE OUTSIDE DIAMETER | INCHES NOMINAL 7.750 |
| AMRT | CENTER PIN DIAMETER | INCHES NOMINAL 2.000 |
| AMWZ | SHEAVE BEARING LUBRICATION METHOD | PRESSURE GREASE FITTING |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 8379923 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| BML9780E | 95975 | ULVEN MACHINERY CO, 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=3940007929881&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=3940007929881
- 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/3940-00-792-9881/
JSON: https://nsnexplorer.com/api/nsn/3940-00-792-9881.json