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Precision Spindle Bearings: steel balls(B719C/B70C/B72C/B719E/B70E/B72E)

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Features

Technical Parameters

WD Precision Spindle bearings, Angular contact ball bearings,ball bearings, steel balls, ceramic balls WD Precision Spindle bearings, Angular contact ball bearings,ball bearings, steel balls, ceramic balls
Shaft Dimensions

d
mm

D
mm

B
mm

rsmin
mm

r1smin
mm
a		 Mass
≈
(kg)		 Load rating
CrKN

CorKN		 Attainable Speed
Grease
min-1		 Oil
Throwaway		 Bearing
Code 		Abutment

da h12
mm 		dimensions

Da H12
mm

ramax
mm

ra1max
mm
  50 72 12 0.6 0.3 20 0.13 18 15.6 16000   B71910E.2RSD.T.P4S.UL 53.5 68 0.6 0.1
                                 
  50 80 16 1 1 17 0.26 28.5 22.8 17000 28000 B7010C.T.P4S.UL 55 74.5 1 0.3
  50 80 16 1 1 23 0.26 27 21.6 15000 24000 B7010E.T.P4S.UL 55 74.5 1 0.3
  50 80 16 1 1 17 0.26 28.5 22.8 17000   B7010C.2RSD.T.P4S.UL 55 74.5 1 0.3
  50 80 16 1 1 23 0.26 27 21.6 15000   B7010E.2RSD.T.P4S.UL 55 74.5 1 0.3
                                 
  50 90 20 1.1 1.1 19 0.46 43 31.5 16000 26000 B7210C.T.P4S.UL 57 82.5 1 1
  50 90 20 1.1 1.1 26 0.45 40.5 30.5 14000 22000 B7210E.T.P4S.UL 57 82.5 1 1
  50 90 20 1.1 1.1 19 0.46 43 31.5 16000   B72101C.2RSD.T.P4S.UL 57 82.5 1 1
  50 90 20 1.1 1.1 26 0.45 40.5 30.5 14000   B7210E.2RSD.T.P4S.UL 57 82.5 1 1
                                 
55 55 80 13 1 0.3 16 0.18 22.8 20.4 16000 26000 B71911C.T.P4S.UL 59.5 75 0.6 0.3
  55 80 13 1 0.3 22 0.18 21.6 19.3 15000 24000 B71911E.T.P4S.UL 59.5 75 0.6 0.3
  55 80 13 1 0.3 16 0.18 22.8 20.4 16000   B71911C.2RSD.T.P4S.UL 59.5 75 0.6 0.3
  55 80 13 1 0.3 22 0.18 21.6 19.3 15000   B71911E.2RSD.T.P4S.UL 59.5 75 0.6 0.3
                                 
  55 90 18 1.1 1.1 19 0.37 38 31 15000 24000 B7011C.T.P4S.UL 61 83.5 1 0.6
  55 90 18 1.1 1.1 26 0.37 36 29 14000 22000 B7011E.T.P4S.UL 61 83.5 1 0.6
  55 90 18 1.1 1.1 19 0.37 38 31 15000   B7011C.2RSD.T.P4S.UL 61 83.5 1 0.6
  55 90 18 1.1 1.1 26 0.37 36 29 14000   B7011E.2RSD.T.P4S.UL 61 83.5 1 0.6
                                 
  55 100 21 1.5 1.5 21 0.61 53 40 14000 22000 B7211C.T.P4S.UL 43 91.5 1.5 1.5
  55 100 21 1.5 1.5 29 0.61 50 38 13000 20000 B7211E.T.P4S.UL 43 91.5 1.5 1.5
  55 100 21 1.5 1.5 21 0.61 53 40 14000   B7211C.2RSD.T.P4S.UL 43 91.5 1.5 1.5
  55 100 21 1.5 1.5 29 0.61 50 38 13000   B7211E.2RSD.T.P4S.UL 43 91.5 1.5 1.5
                                 
60 60 85 13 1 0.3 16 0.2 24 22.8 15000 24000 B71912C.T.P4S.UL 64.5 80 0.6 0.3
  60 85 13 1 0.3 23 0.2 22.8 21.8 14000 22000 B71912E.T.P4S.UL 64.5 80 0.6 0.3
  60 85 13 1 0.3 16 0.2 24 22.8 15000   B71912C.2RSD.T.P4S.UL 64.5 80 0.6 0.3
  60 85 13 1 0.3 23 0.2 22.8 21.8 14000   B71912E.2RSD.T.P4S.UL 64.5 80 0.6 0.3
                                 
  60 95 18 1.1 1.1 19 0.4 39 33.5 14000 22000 B7012C.T.P4S.UL 66 88.5 1 0.6
  60 95 18 1.1 1.1 27 0.4 36.5 31.5 13000 20000 B7012E.T.P4S.UL 66 88.5 1 0.6
  60 95 18 1.1 1.1 19 0.4 39 33.5 14000   B7012C.2RSD.T.P4S.UL 66 88.5 1 0.6
  60 95 18 1.1 1.1 27 0.4 36.5 31.5 13000   B7012E.2RSD.T.P4S.UL 66 88.5 1 0.6
                                 
  60 110 22 1.5 1.5 23 0.8 55 44 13000 20000 B7212C.2RSD.T.P4S.UL 71 99.5 1.5 1.5
                                 
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