Influence of a gear drive to increasing the radial force (the factor of additional forces originated from acting of machines between which the gear drive is incorporated).
| Machine type | f d2 | 
| Electric rotary machines, turbines, turbo-compressors(machines working without shocks) | 1 - 1.2 | 
| Railway and piston engines | 1.2 - 1.5 | 
| Belt conveyors, rope ways, pumps, fans | 1 - 1.2 | 
| Cranes, elevators, mine fans | 1.2 - 1.4 | 
| Mine elevators and pumps | 1.5 - 1.8 | 
| Piston pumps and compressors | 1.2 - 1.5 | 
| Ball, tube, and hammer mills, breakers | 1.5 - 1.8 | 
| Machines for soil removing, deep drilling machines | 1.5 - 2.5 | 
| Drying drums | 1.3 - 1.5 | 
| Paper and textile machines | 1 - 1.5 | 
| Machines for food processing | 1.1 - 1.5 | 
| Grinding, drilling and milling machines, circular, band and frame saws, wood-working machines | 1.1 - 1.3 | 
| Lathes, planers, cutting machines with reversible movement | 1.4 - 1.6 | 
| Roller beds with reversed movement, machines for wire drawing, cold rolling mills, rubber calendars, hammers, sheet shears, stamping machines | 1.3 - 2 | 
| Roughing mills, sheet mills (load with gear shocks) | 1.5 - 3 |