SuffixDescription SpecificationJ20BOuter ring coatedWithstanding voltage<500V, Coating depth<100μm, Size range 70-1400mmJ20AOuter ring coatedWithstanding voltage<1000V, Coating depth>200μm, Size range 70-1400mmJ20AAOuter ring coatedWithstanding voltage<1000V, Coating depth≈200μm, Size range 70-500mmJ20CInner ring coatedWithstanding voltage<1000V, Coating depth≈200μm, Size range 70-340mmV3031AOuter ring coated V3031BInner ring coated V3031CHybrid ceramic bearing VL0241Outer ring coated VL0246Outer ring coated VL2071Inner ring coated VL2076Inner ring coated SQ77Outer ring coated SQ77EInner ring coated 
Specification of NU1030M1-J20A-C4Type             Specification    Load CapicityRadial ClearanceDepth of coating Withstand Voltage  Resistance IDODWidthCrCorNU1030M1-J20A-C4150mm225mm35mm261kN366kN0.165-0.215mm200-300μm         1000V     500MΩ