Crossed tapered roller bearing XR855053 for CNC vertical lathe equipment
Bearing item:XR855053
Full size:685.8 * 914.4*79.375 mm
Inner diamter(d): 685.8 mm
Outer diamter(D):914.4 mm
Width(W): 79.375 mm
Precision grade:P4 P5 Grade
Structure: Compact cross-section, single row
Material:High quality steel GCr15SiMn
Heat treatment: HRC58-62
The delivery time: in stock
HS code:8482200000
This large-size precision crossed tapered roller bearing is widely used for heavy-load rotary structures requiring high stiffness and rotation accuracy:
1. Machine tools: Precision rotary indexing tables, vertical boring mills, vertical grinders, rotary surface grinders, large gear hobbing machines, vertical lathe worktables
2. Optical & observation equipment: Large optical telescopes, radar turrets, camera swivel pedestals
3. Heavy rotary machinery: Crane slewing pivots, welding manipulators, rotary assembly jigs, tanker mooring buoy pivots
4. Special pivots: Limited-height swing joints, bogie swivels, weapon turret platforms
5. Heavy-duty robotics & automation: Large robot rotary bases, heavy manipulator rotary units
