Spur, Helical & Double Helical Gears.
Low Speed Heavy Duty & High Speed Turbomachinery.
Description | Ref | Tempered & Ground Pinion Shafts** | Carburized & Ground Pinion Shafts | ||
MIN. | MAX. | MIN. | MAX. | ||
Inch / mm | Inch / mm | ||||
External Diameter | A | 1” / 25.4 mm | 196" / 5,000 mm | 1" / 25.4 mm | 78" / 2,000 mm |
Face Width | B | 1" / 25.4 mm | 76" / 1,950 mm | 1" / 25.4 mm | 76" / 1,950 mm |
Double Helical Gap Width* | C* | 1/2" / 12.7 mm | 4" / 101 mm | 1/2" / 12.7 mm | 4" / 101 mm |
Normal Diametral Pitch | DP-12 | DP-0.785 | DP-12 | DP-0.785 | |
Normal Module | Mn-2 | Mn-32 | Mn-2 | Mn-32 | |
AGMA QUALITY | AGMA 8 | AGMA 10 | AGMA 10 | AGMA 15 | |
Hardness | 335 BHN | 415 BHN | 55 Hrc | 62 Hrc |
C* Only Double Helical Gears. The Gap width can vary depending on the teeth module.
** With Trough-Hardened gears (Tempered) the grinding process improves the tooth contact increasing the power transmission capability considerably, the grinding process is optional and may apply additional costs.