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needle bearings, bearings, Bearings, Track Rollers, Clutches, Manufacturer and Supplier - China(CN)
Inner Rings (IR,LR,LRB,ETC)
The inner rings of IR series is quenched and made with high precision. The dimensional tolerance and the geometric precision of the standard grade inner ring is in compliance with PO grade. In using YFB needle roller bearings, the selection of YFB inner ring will enable the bearing to keep a normal operational backlash.
YFB inner rings include metric and inch sizes.
