Items: SKF NSK Timken Koyo NTN Cylindrical Roller Bearing NU202 NU203 NU204 NU205 NU206 EC ECP ECJ ECM /C3 NU232 NU234 NU238 NU240 NU244 ECM ECMA MA /C3 C4
Material: chrome steel, stainless steel and ceramic
Seals form: open, metal shielded (ZZ), rubber seals (2RS)
Accuracy class: ABEC-1, ABEC-3, ABEC-5, ABEC-7, ABEC-9

More infos
1 Cage: Stamped steel cage or solid brass cage is used. When the outer diameter of bearing is no more than 400 millimeter, stamped steel cage is used
2 Extra-large size ball bearings, which ID ranges from 180mm to 6300mm.
3 Material: Chrome steel, Carbon steel, stainless steel and ceramic bearing.
4 Special bearings and Nonstandard bearings according to customers' drawings & samples.
5 Shield/closure: Open ball bearing, Z, ZZ, RS, 2RS, 2RZ
6 Tolerance Code: ABEC-1, ABEC-3, ABEC-5
7 Vibration level code:V3, V2,V1
8 Internal clearance: C2, C3, C4 ,C5
9 High-speed and high temperature resistance