WS811 WS812 The nominal inner diameter is the same as the shaft diameter Thin washer (B=1) Thick washer (B "2.75)
GS811 GS812 nominal inner diameter=shaft diameter+1~2mm, thick washer
The nominal size of LS inner diameter is the same as the shaft diameter, thick washer, with low precision requirements, and can be used as the shaft ring or seat ring.
ZS thick washer shaft positioning: inner diameter is less than shaft diameter
Positioning of two-way stressed bearing seat: inner diameter is less than shaft diameter
