Turntable bearing parameters Brand: EFANT Model: XSU140844 Inner diameter: 774mm Outer diameter: 914mm Width: 56mm Mass: 60kg Material：GCR15/GCR15SiMn Accuracy class：P5/P4/P2 Lubrication type：Grease
https://www.efindbearing.com/cross-roller-bearing/xsu140844-crossed-roller-bearings.html