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Home>Products>Work Head Spindle bearing>SKF S71910 CDTP/HCP4B Precision Ball Bearings

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  • SKF S71910 CDTP/HCP4B Precision Ball Bearings
  • SKF S71910 CDTP/HCP4B Precision Ball Bearings
  • SKF S71910 CDTP/HCP4B Precision Ball Bearings
  • SKF S71910 CDTP/HCP4B Precision Ball Bearings

SKF S71910 CDTP/HCP4B Precision Ball Bearings

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  • S71910 CDTP/HCP4B

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SKF S71910 CDTP/HCP4B Precision Ball Bearings Specifications

d50 mm
D72 mm
B12 mm
d157.1 mm
d257.1 mm
D267.12 mm
r1,2 min.0.6 mm
r3,4 min.0.3 mm
a14.2 mm
da min.53.2 mm
da max.56.6 mm
db min.53.2 mm
db max.56.6 mm
Da max.68.8 mm
Db max.70.6 mm
ra max.0.6 mm
rb max.0.3 mm
Basic dynamic load rating C13.5 kN
Basic static load rating C010.4 kN
Fatigue load limit Pu0.44 kN
Attainable speed for grease lubrication22000 r/min
Ball diameter Dw6.35 mm
Number of balls z25
Preload class A GA50 N
Static axial stiffness, preload class A47 N/µm
Preload class B GB100 N
Static axial stiffness, preload class B63 N/µm
Preload class C GC200 N
Static axial stiffness, preload class C87 N/µm
Preload class D GD400 N
Static axial stiffness, preload class D122 N/µm
Calculation factor f1.13
Calculation factor f11
Calculation factor f2A1
Calculation factor f2B1.07
Calculation factor f2C1.12
Calculation factor f2D1.18
Calculation factor fHC1.04
Calculation factor f010.7
Mass bearing0.12 kg

The reliability or durability requirement sets the time frame over which SKF S71910 CDTP/HCP4B requirements are to be maintained. The reliability requirement (life in the broad sense) includes Work Head Spindle bearing and acoustic life, as well as fatigue life.


  • 50 mm 1.9685 in x 72 mm 2.8346 in x 12 mm 0.4724 in r1,2 - min. SKF 71910 CE/P4A Work Head Spindle bearing

    Bearing number:71910 CE/P4AH1; Size (mm):72x50x12(mm); Brand:SKF; Bore Diameter (mm):72(mm); Outer Diameter (mm):50(mm); Width (mm):12(mm); d:50 mm 1.9685 in; D:72 mm 2.8346 in; B:12 mm 0.4724 in; d1:56.7 mm 2.2323 in; d2:54.9 mm 2.1614 in; D1:65.3 mm 2.5709 in; K:0.5 mm 0.0197 in; C1:3.53 mm 0.139 in; r1,2 - min.:0.6 mm 0.0236 in; r3,4 - min.:0.3 mm 0.0118 in; a:14.7 mm 0.5787 in; da - min.:53.2 mm 2.0945 in; db - min.:52 mm 2.0472 in; Da - max.:68.8 mm 2.7087 in; Db - max.:70 mm 2.7559 in; ra - max.:0.6 mm 0.0236 in; rb - max.:0.3 mm 0.0118 in; dn:58.4 mm 2.2992 in; Basic dynamic load rating - C:12.7 kN; Basic static load rating - C0:8.6 kN; Fatigue load limit - Pu:0.365 kN; Limiting speed for grease lubrication:26000 r/min; Limiting speed for oil lubrication:40000 mm/min; Ball - Dw:7.144 mm 0.2813 in; Ball - z:21; Gref:1.7 cm3; Calculation factor - f0:8.4; Preload class A - GA:69 N; Preload class B - GB:210 N; Preload class C - GC:410 N; Calculation factor - f:1.15; Calculation factor - f:1; Calculation factor - f2A:1; Calculation factor - f2B:1.04; Calculation factor - f2C:1.08; Calculation factor - fHC:1; Preload class A:38 N/micron; Preload class B:61 N/micron; Preload class C:83 N/micron; d1:56.7 mm 2.2323 in; d2:54.9 mm 2.1614 in; D1:65.3 mm 2.5709 in; C1:3.53 mm 0.139 in; r1,2 min.:0.6 mm 0.0236 in; r3,4 min.:0.3 mm 0.0118 in; da min.:53.2 mm 2.0945 in; db min.:52 mm 2.0472 in; Da max.:68.8 mm 2.7087 in; Db max.:70 mm 2.7559 in; ra max.:0.6 mm 0.0236 in; rb max.:0.3 mm 0.0118 in; dn:58.4 mm 2.2992 in; Basic dynamic load rating C:12.7 kN; Basic static load rating C0:8.65 kN; Fatigue load limit Pu:0.365 kN; Attainable speed for grease lubrication:26000 r/min; Attainable speed for oil-air lubrication:40000 r/min; Ball diameter Dw:7.144 mm 0.2813 in; Number of balls z:21; Reference grease quantity Gref:1.7 cm³; Preload class A GA:69 N; Static axial stiffness, preload class A:38 N/µm; Preload class B GB:210 N; Static axial stiffness, preload class B:61 N/µm; Preload class C GC:410 N; Static axial stiffness, preload class C:83 N/µm; Calculation factor f:1.15; Calculation factor f1:1; Calculation factor f2A:1; Calculation factor f2B:1.04; Calculation factor f2C:1.08; Calculation factor fHC:1; Calculation factor f0:8.4; Mass bearing:0.13 kg;
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  • 50 mm 1.9685 in x 72 mm 2.8346 in x 12 mm 0.4724 in Preload class D GD SKF 71910 CE/P4AH1 Work Head Spindle bearing

    d:50 mm 1.9685 in; D:72 mm 2.8346 in; B:12 mm 0.4724 in; d1:57.1 mm 2.248 in; d2:57.1 mm 2.248 in; D2:67.12 mm 2.6425 in; r1,2 min.:0.6 mm 0.0236 in; r3,4 min.:0.3 mm 0.0118 in; a:14.2 mm 0.5591 in; da min.:53.2 mm 2.0945 in; da max.:56.6 mm 2.2283 in; db min.:53.2 mm 2.0945 in; db max.:56.6 mm 2.2283 in; Da max.:68.8 mm 2.7087 in; Db max.:70.6 mm 2.7795 in; ra max.:0.6 mm 0.0236 in; rb max.:0.3 mm 0.0118 in; Basic dynamic load rating C:13.5 kN; Basic static load rating C0:10.4 kN; Fatigue load limit Pu:0.44 kN; Attainable speed for grease lubrication:22000 r/min; Ball diameter Dw:6.35 mm 0.25 in; Number of balls z:25; Preload class A GA:50 N; Static axial stiffness, preload class A:47 N/µm; Preload class B GB:100 N; Static axial stiffness, preload class B:63 N/µm; Preload class C GC:200 N; Static axial stiffness, preload class C:87 N/µm; Preload class D GD:400 N; Static axial stiffness, preload class D:122 N/µm; Calculation factor f:1.13; Calculation factor f1:1; Calculation factor f2A:1; Calculation factor f2B:1.07; Calculation factor f2C:1.12; Calculation factor f2D:1.18; Calculation factor fHC:1.04; Calculation factor f0:10.7; Mass bearing:0.12 kg;
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  • SKF 7006 ACDTP/P4B

    d:30 mm; D:55 mm; B:13 mm; d1:37.7 mm; d2:37.7 mm; D1:47.3 mm; r1,2 min.:1 mm; r3,4 min.:0.3 mm; a:16.6 mm; da min.:34.6 mm; db min.:34.6 mm; Da max.:50.4 mm; Db max.:53 mm; ra max.:1 mm; rb max.:0.3 mm; Basic dynamic load rating C:13.8 kN; Basic static load rating C0:7.65 kN; Fatigue load limit Pu:
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  • SKF 71911 ACDTP/P4B

    d:55 mm; D:80 mm; B:13 mm; d1:62.7 mm; d2:62.7 mm; D1:72.3 mm; r1,2 min.:1 mm; r3,4 min.:0.3 mm; a:22.4 mm; da min.:59.6 mm; db min.:59.6 mm; Da max.:75.4 mm; Db max.:78 mm; ra max.:1 mm; rb max.:0.3 mm; Basic dynamic load rating C:18.2 kN; Basic static load rating C0:13.7 kN; Fatigue load limit Pu:
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  • SKF S71904 CDTP/HCP4B

    d:20 mm; D:37 mm; B:9 mm; d1:25.6 mm; d2:25.6 mm; D2:34.15 mm; r1,2 min.:0.3 mm; r3,4 min.:0.2 mm; a:8.4 mm; da min.:22 mm; da max.:25.1 mm; db min.:22 mm; db max.:25.1 mm; Da max.:35 mm; Db max.:35.6 mm; ra max.:0.3 mm; rb max.:0.2 mm; Basic dynamic load rating C:6.05 kN; Basic static load rating C
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  • SKF 7020 CB/HCP4AL

    d:100 mm; D:150 mm; B:24 mm; d1:118.7 mm; d2:116.15 mm; D2:135 mm; b:2.2 mm; C1:13.4 mm; C2:5.2 mm; C3:4.2 mm; r1,2 min.:1.5 mm; r3,4 min.:1 mm; a:28.9 mm; da min.:107 mm; db min.:107 mm; Da max.:143 mm; Db max.:145.4 mm; ra max.:1.5 mm; rb max.:1 mm; dn:120 mm; Basic dynamic load rating C:37.7 kN;
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  • SKF 7007 ACE/P4BVG275

    d:35 mm; D:62 mm; B:14 mm; d1:43.7 mm; d2:41.6 mm; D1:52.25 mm; r1,2 min.:1 mm; r3,4 min.:0.6 mm; a:18.4 mm; da min.:39.6 mm; db min.:39.6 mm; Da max.:57.4 mm; Db max.:57.8 mm; ra max.:1 mm; rb max.:0.6 mm; Basic dynamic load rating C:11.1 kN; Basic static load rating C0:6.3 kN; Fatigue load limit P
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  • SKF S7008 ACDTP/P4B

    d:40 mm; D:68 mm; B:15 mm; d1:49.2 mm; d2:49.2 mm; D2:61.02 mm; r1,2 min.:1 mm; r3,4 min.:0.3 mm; a:20.2 mm; da min.:44.6 mm; da max.:48.7 mm; db min.:44.6 mm; db max.:48.7 mm; Da max.:63.4 mm; Db max.:66 mm; ra max.:1 mm; rb max.:0.3 mm; Basic dynamic load rating C:15.9 kN; Basic static load rating
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  • SKF S7013 CE/HCP4BVG275

    d:65 mm; D:100 mm; B:18 mm; d1:77.26 mm; d2:74.9 mm; D2:91.1 mm; r1,2 min.:1.1 mm; r3,4 min.:0.6 mm; a:20.2 mm; da min.:71 mm; da max.:76.5 mm; db min.:71 mm; db max.:74.1 mm; Da max.:94 mm; Db max.:95.8 mm; ra max.:1 mm; rb max.:0.6 mm; Basic dynamic load rating C:20.3 kN; Basic static load rating
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  • SKF 7007 CE/HCP4BVG275

    d:35 mm; D:62 mm; B:14 mm; d1:43.7 mm; d2:41.6 mm; D1:52.25 mm; r1,2 min.:1 mm; r3,4 min.:0.6 mm; a:13.5 mm; da min.:39.6 mm; db min.:39.6 mm; Da max.:57.4 mm; Db max.:57.8 mm; ra max.:1 mm; rb max.:0.6 mm; Basic dynamic load rating C:11.4 kN; Basic static load rating C0:6.55 kN; Fatigue load limit
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  • SKF 7014 CE/HCP4BVG275

    d:70 mm; D:110 mm; B:20 mm; d1:84.3 mm; d2:81.6 mm; D1:95.32 mm; r1,2 min.:1.1 mm; r3,4 min.:0.6 mm; a:22.2 mm; da min.:76 mm; db min.:76 mm; Da max.:104 mm; Db max.:105.8 mm; ra max.:1 mm; rb max.:0.6 mm; Basic dynamic load rating C:23.8 kN; Basic static load rating C0:18.3 kN; Fatigue load limit P
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  • SKF 7009 CB/HCP4AL

    d:45 mm; D:75 mm; B:16 mm; d1:56.44 mm; d2:55.17 mm; D2:65.58 mm; b:1.5 mm; C1:8.6 mm; C2:3.6 mm; C3:2.6 mm; r1,2 min.:1 mm; r3,4 min.:0.6 mm; a:16.1 mm; da min.:49.6 mm; db min.:49.6 mm; Da max.:70.4 mm; Db max.:71.8 mm; ra max.:1 mm; rb max.:0.6 mm; dn:57.2 mm; Basic dynamic load rating C:13 kN; B
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  • SKF 7008 ACDTP/P4B

    d:40 mm; D:68 mm; B:15 mm; d1:49.2 mm; d2:49.2 mm; D1:58.8 mm; r1,2 min.:1 mm; r3,4 min.:0.3 mm; a:20.2 mm; da min.:44.6 mm; db min.:44.6 mm; Da max.:63.4 mm; Db max.:66 mm; ra max.:1 mm; rb max.:0.3 mm; Basic dynamic load rating C:15.9 kN; Basic static load rating C0:10.4 kN; Fatigue load limit Pu:
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  • SKF 7006 ACE/HCP4AL1

    d:30 mm; D:55 mm; B:13 mm; d1:38.2 mm; d2:36.4 mm; D1:45.81 mm; b:1.4 mm; C1:3.7 mm; C2:1.95 mm; C3:2.6 mm; r1,2 min.:1 mm; r3,4 min.:0.6 mm; a:16.4 mm; da min.:34.6 mm; db min.:34.6 mm; Da max.:50.4 mm; Db max.:50.8 mm; ra max.:1 mm; rb max.:0.6 mm; dn:39.9 mm; Basic dynamic load rating C:8.84 kN;
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  • SKF S7014 ACDTP/HCP4B

    d:70 mm; D:110 mm; B:20 mm; d1:82.3 mm; d2:82.3 mm; D2:100.64 mm; r1,2 min.:1.1 mm; r3,4 min.:0.6 mm; a:31.1 mm; da min.:76 mm; da max.:81.7 mm; db min.:76 mm; db max.:81.7 mm; Da max.:104 mm; Db max.:106 mm; ra max.:1 mm; rb max.:0.6 mm; Basic dynamic load rating C:48.8 kN; Basic static load rating
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  • SKF 7018 CDTP/HCP4B

    d:90 mm; D:140 mm; B:24 mm; d1:105.4 mm; d2:105.4 mm; D1:124.6 mm; r1,2 min.:1.5 mm; r3,4 min.:1 mm; a:27.5 mm; da min.:97 mm; db min.:97 mm; Da max.:133 mm; Db max.:136 mm; ra max.:1.5 mm; rb max.:1 mm; Basic dynamic load rating C:79.3 kN; Basic static load rating C0:76.5 kN; Fatigue load limit Pu:
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  • SKF S7009 ACE/P4BVG275

    d:45 mm; D:75 mm; B:16 mm; d1:55.7 mm; d2:53.6 mm; D2:66.85 mm; r1,2 min.:1 mm; r3,4 min.:0.6 mm; a:22.2 mm; da min.:49.6 mm; da max.:55.1 mm; db min.:49.6 mm; db max.:53 mm; Da max.:70.4 mm; Db max.:70.8 mm; ra max.:1 mm; rb max.:0.6 mm; Basic dynamic load rating C:12.1 kN; Basic static load rating
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