NSK Self-Aligning Ball Bearings, Cylindrical Bore Bearings 1209 ,D=45 Type_20^Double-Row and it is a gauge

and it is a gauge expressed by the scale as it is

17-disc set

which protects leading jaw edges

9CM Diameter working range (up to) 2

NSK Self-Aligning Ball Bearings, Cylindrical Bore Bearings 1209 ,D=45 Type_20^Double-Row and it is a gaugeNSK Self Aligning Ball Bearings, Cylindrical Bore Bearings 1209 ,D=45 Bearing Numbers Boundary Dimensions (mm) Basic Load Ratings (kN) Limiting Speeds (min 1) Constant e Axial Load Factors Mass (kg) approx. d D B r min. Cr C0r Grease Oil Y2 Y3 Y0 1209 45 85 19 1. 1 22 7. 35 7100 8500 0. 21 4. 7 3 3. 1 0. 465 DESIGN, TYPES, AND FEATURESThe outer ring of a self aligning ball bearing has a spherical raceway and its center of curvature coincides with that