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Detailed explanation of the code of sealed angular contact bearings (summary of manufacturers in 37 years)
Many manufacturers who need to use sealed angular contact bearings will not be able to distinguish the code name of sealed bearings, so do you know what these sealing methods mean? When the sealing structure is adopted, according to different load requirements, a single sealing structure can be used, and a combination method can also be selected. Generally behind the sealed bearing, codes such as 2RS and 2RZ often appear, of which 2 means double-sided seal, 2RS means the seal that contacts the inner ring; 2RZ means the seal that does not contact the inner ring, which is more suitable for high-speed bearings; Lubricant is a key factor in the selection of sealed angular contact bearings; the angular velocity of the sealing part; the assembly deviation of the shaft; the size and cost of the assembly room space, etc. The torque is accurate, in order to turn stable!
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