SKF S71906ACD/P4A bearing

SKF S71906ACD/P4A bearing | Angular Contact Ball Bearing | 30x47x9

Angular contact ball bearings, super-precision S71906 ACD/P4A

• Bearing number : S71906 ACD/P4A
• Size (mm) : 30x47x9
• Brand : SKF
• Bore Diameter (mm) : 30
• Outer Diameter (mm) : 47
• Width (mm) : 9

Bearing dimensions and specification in SKF catalogue:

• d - 30 mm
• D - 47 mm
• B - 9 mm
• d₁ - 35.6 mm
• d₂ - 35.6 mm
• D₂ - 44.15 mm
• r_1,2 - min. - 0.3 mm
• r_3,4 - min. - 0.2 mm
• a - 13.6 mm
• d_a - min. - 32 mm
• d_a - max. - 35.1 mm
• d_b - min. - 32 mm
• d_b - max. - 35.1 mm
• D_a - max. - 45 mm
• D_b - max. - 45.6 mm
• r_a - max. - 0.3 mm
• r_b - max. - 0.2 mm
• Basic dynamic load rating - C - 6.8 kN
• Basic static load rating - C₀ - 4.3 kN
• Fatigue load limit - P_u - 0.183 kN
• Limiting speed for grease lubrication - 26000 r/min
• Ball - D_w - 4.762 mm
• Ball - z - 20
• Calculation factor - e - 0.68
• Calculation factor - Y₂ - 0.87
• Calculation factor - Y₀ - 0.38
• Calculation factor - X₂ - 0.41
• Calculation factor - Y₁ - 0.92
• Calculation factor - Y₂ - 1.41
• Calculation factor - Y₀ - 0.76
• Calculation factor - X₂ - 0.67
• Preload class A - G_A - 40 N
• Preload class B - G_B - 80 N
• Preload class C - G_C - 160 N
• Preload class D - G_D - 320 N
• Calculation factor - f - 1.08
• Calculation factor - f₁ - 0.98
• Calculation factor - f_2A - 1
• Calculation factor - f_2B - 1.04
• Calculation factor - f_2C - 1.08
• Calculation factor - f_2D - 1.14
• Calculation factor - f_HC - 1
• Preload class A - 65 N/micron
• Preload class B - 83 N/micron
• Preload class C - 109 N/micron
• Preload class D - 145 N/micron
• Mass bearing - 0.049 kg