21313-MB/W33C3 Type Spherical Roller Bearings

MBself-aligning roller bearings machined with brass, split cage, and the overall center edge of the inner ring, which is guided by the inner ring. The product is still extremely tough and durable under heavy load, impact load, vibration and other working conditions.

–High Quality Material:
–GCr15/GCr15SiMn / G20Gr2Ni4A
–Heat treatment of Bainite
–German grinding process secondary tempering stability
–The whole series of high-precision production P6 P5 level