Double Row Ball Slewing Bearing (WD-07) Internal Gear
Double row ball slewing bearing, slewing ring has three seat rings, the steel ball and spacers can be directly arranged into the upper and lower race, and the steel ball has two different size.
Double row different ball slewing bearing , slewing ring’s axial and radial loads are relatively large, it is specially suitable for the medium diameter tower cranes, truck mounted cranes etc.
Model | Dimensions ( mm) | Mounting dimension (mm) | |||||||||||
Da | O | U | Di | Ha | Hb | H | La | na | da | Li | ni | di | |
WD-073.22.0916 | 1010 | 822 | 918 | 786 | 80 | 88 | 98 | 974 | 36 | 18 | 858 | 36 | 18 |
WD-073.25.1105 | 1202 | 1008 | 1115 | 962 | 88 | 98 | 110 | 1166 | 36 | 18 | 1044 | 36 | 18 |
WD-073.30.1220 | 1332 | 1108 | 1222 | 1062 | 98 | 110 | 120 | 1290 | 48 | 22 | 1150 | 48 | 22 |
WD-073.30.1593 | 1713 | 1473 | 1595 | 1418.4 | 98 | 110 | 120 | 1667 | 48 | 26 | 1519 | 48 | 26 |
Model | Gear Data | Gear force( KN) | Weight | |||
P(mm) | Module | Z(teeth no.) | Allowed | Max | Kg | |
WD-073.22.0196 | 800 | 8 | 100 | 36.2 | 72.4 | 194 |
WD-073.25.1105 | 980 | 10 | 98 | 45 | 90 | 297 |
WD-073.30.1220 | 1080 | 10 | 108 | 68.9 | 137.8 | 387 |
WD-073.30.1593 | 1440 | 12 | 120 | 92 | 184 | 549 |