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RKS.061.20.0844
BWK
BWK-RKS.061.20.0844
RKS.061.20.0844 is a external gear four point contact slewing bearing with a 30.394 in bore, 37.417 in outside diameter and 2.205 in overall assembly height. External gearing provides a pinion-drive interface. Mounting dimensions, gear geometry and the load combination must be checked for the selected arrangement.
| Model | RKS.061.20.0844 |
| Product Type | External Gear Four Point Contact Slewing Bearing |
| Structure | Four-point contact ball arrangement with external gear |
| Dimension Units | Inch (dimensions shown) |
| Series | Medium Size Four-Point Contact |
| Gear | External Gear |
| Type | Ball |
| Bearing Type | Standard |
| Inside Diameter Of Inner Ring | 30.394 in |
| Outside Diameter Of Outer Ring | 37.417 in |
| Height Of Overall Bearing Assembly | 2.205 in |
| Internal Diameter On Outer Ring | 33.287 in |
| Height Of Inner Ring | 1.752 in |
| Height Of Outer Ring | 1.752 in |
| Internal Diameter On Inner Ring | 33.169 in |
| Bolt Circle In Inner Ring | 31.417 in |
| Bolt Circle In Outer Ring | 34.843 in |
| Size Holes In Inner Ring | 0.531 in |
| Size Holes In Outer Ring | M12 |
| Module | 8 |
| Number Holes In Inner Ring | 40 |
| Number Holes In Outer Ring | 36 |
| Pitch Diameter Of Gear | 36.85 in |
| Permissible Tooth Forces T | 4725 lbs |
| Basic Dynamic Load Rating(Ca) | 62100 lbf |
| Number Of Gear Teeth | 117 |
| Max Gear Tooth Load Fz | 16200 lbs |
| Diameter Of Bearing Raceway | 33.228 in |
| Basic Static Load Rating(C0a) | 472500 lbf |
| Ring Material Options | 42CrMo or 50Mn or 440C; confirm supplied grade when ordering |
| Ball Material | Chrome Steel |
| Cage Material | Nylon or 300 Series Stainless Steel |
| Seal Material | NBR |
| RoHS | Compliant |
| Weight | 71 kg |
Driven turntables, industrial rotary equipment and handling systems.
Assess axial load, radial load and overturning moment together with speed, duty cycle and mounting stiffness. Confirm the bolt circles, hole sizes, material grade, seal configuration and lubrication requirements before ordering. Use flat, adequately stiff mounting surfaces and the specified bolt-tightening procedure. Match the gear module or diametral pitch, tooth count and gear face width to the pinion, and check the permissible tooth load.
BWK provides reliable bearing solutions for industrial and agricultural applications, supported by stable supply, strict quality control and flexible OEM & ODM services.
