NSK Deep Groove Ball Bearings 6221DDU ,Single-Row D=105 Series_39^7300 1 38 31 3600 15

1 38 31 3600 　 15

5 T2809653 37 100 100 14 11 4 15

Maximum tightening torque (N ・ m): 16

3mm Impact Socket 310 4mm Impact Socket 4

08kg 104-147A 800-900mm 0

NSK Deep Groove Ball Bearings 6221DDU ,Single-Row D=105 Series_39^7300 1 38 31 3600 15NSK Deep Groove Ball Bearings 6221DDU ,Single Row D=105 Bearing Numbers Boundary Dimensions (mm) Basic Load Ratings (kN) Limiting Speeds (min 1) Factor f0 Mass (kg) approx. d D B r min. Cr C0r Grease Oil 6221DDU 105 190 36 2. 1 133 105 2200 14. 4 3. 79 DESIGN, TYPES, AND FEATURES SINGLE ROW DEEP GROOVE BALL BEARINGS Single row deep groove ball bearings are classified into the types shown below. The proper amount of good quality grease is packed in