Mechanical Power Transmission Equipment
Federal Supply Group 30 — Technical data sheets for every NSN
Federal Supply Classes
| FSC | Class Name | NSN Count |
|---|---|---|
| 3040 | Miscellaneous Power Transmission Equipment | 147,578 |
| 3020 | Gears, Pulleys, Sprockets, and Transmission Chain | 144,173 |
| 3010 | Torque Converters and Speed Changers | 37,582 |
| 3030 | Belting, Drive Belts, Fan Belts, and Accessories | 16,778 |
Top Cross-Referenced Parts
| NSN | Item Name | Cross-Refs |
|---|---|---|
| 3020-00-293-4010 | Pulley,groove | 178 |
| 3020-00-468-4732 | Gear,spur | 140 |
| 3020-00-289-7625 | Gear,worm | 134 |
| 3040-00-394-8448 | Shaft,turbine | 133 |
| 3040-00-216-7807 | Cam,control | 129 |
| 3020-00-273-1740 | Gear,spur | 119 |
| 3020-00-273-1734 | Gear,spur | 118 |
| 3010-00-635-1062 | Gearcase-Motor | 114 |
| 3040-00-388-6888 | Lever,manual Control | 97 |
| 3020-00-148-1895 | Gear,oil Pump Idler | 87 |
| 3020-00-272-5895 | Gear,spur | 87 |
| 3040-00-446-7551 | Shoe,thrust Bearing | 87 |
| 3020-00-322-3439 | Gear,spur | 83 |
| 3020-00-200-1007 | Gear,helical | 83 |
| 3020-00-338-9576 | Gear,worm Wheel | 82 |
| 3020-00-272-5903 | Gear,spur | 81 |
| 3040-00-343-7369 | Collar,shaft | 79 |
| 3040-00-420-2006 | Shoe,positioning | 78 |
| 3010-00-212-9980 | Bellows,pressure | 77 |
| 3020-00-152-0809 | Gear Assembly | 75 |
Top Manufacturers
| Company | Country | NSN Count |
|---|---|---|
| Naval Sea Systems Command | USA | 14,452 |
| Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier | USA | 8,141 |
| Caterpillar Inc Div Caterpillar Defense | USA | 6,413 |
| U S Army Tank Automotive Command Amsta-Im-Mm | USA | 6,391 |
| Electric Boat Corporation Div General Dynamics Electric Boat | USA | 5,712 |
| Naval Ship Systems Command | USA | 4,591 |
| Lake Shore Systems, Inc. | USA | 3,048 |
| Naval Inventory Control Point Mechanicsburg | USA | 2,553 |
| Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems | USA | 2,454 |
| Moog Inc. Dba Ampac-Isp Corp | USA | 2,229 |
About Mechanical Power Transmission Equipment
PartsTable provides technical data for 346,111 active National Stock Numbers in the Mechanical Power Transmission Equipment category (Federal Supply Group 30), cited from the U.S. Government catalog. The largest Federal Supply Class within this group is Miscellaneous Power Transmission Equipment (FSC 3040) with 147,578 cataloged items. Every record shows the government data as held — specifications, DEMIL classification, and manufacturer part-number references where the record carries them — freely accessible through PartsTable.