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> 20MM bore ball screw needle roller bearings inner race
20MM bore ball screw needle roller bearings inner race
Machined type needle roller bearing NA6904UU, the dimensions of the NA6904UU illustrated in the mechanical drawing shown below, the NA6904UU inner diameter is 20mm, the outer diameter is 37mm, width of the cone (inner ring) is 31mm, and the outer ring width is 17mm.
* Type: Needle Roller Bearing NA6904UU
