SKF 71928 CD/HCP4AH1 super-precision Angular contact ball bearings

Bearing number:71928 C-UD; Size (mm):140x190x48(mm); Brand:CX; Bore Diameter (mm):140(mm); Outer Diameter (mm):190(mm); Width (mm):48(mm); d:140 mm 5.5118 in; D:190 mm 7.4803 in; B1:48 mm 1.8898 in; Angle (α):15 °; Weight:3,2 Kg; Basic dynamic load rating (C):143 kN; Basic static load rating (C0):210 kN; (Grease) Lubrication Speed:4000 r/min;

d:140 mm 5.5118 in; D:190 mm 7.4803 in; B:24 mm 0.9449 in; d₁:155.4 mm 6.1181 in; d₂:155.4 mm 6.1181 in; D₁:174.6 mm 6.874 in; K:0.5 mm 0.0197 in; C₁:6.92 mm 0.2724 in; r_1,2 min.:1.5 mm 0.0591 in; r_3,4 min.:0.6 mm 0.0236 in; a:34.2 mm 1.3465 in; d_a min.:147 mm 5.7874 in; d_b min.:147 mm 5.7874 in; D_a max.:183 mm 7.2047 in; D_b max.:186 mm 7.3228 in; r_a max.:1.5 mm 0.0591 in; r_b max.:0.6 mm 0.0236 in; d_n:159.5 mm 6.2795 in; Basic dynamic load rating C:95.6 kN; Basic static load rating C₀:116 kN; Fatigue load limit P_u:3.9 kN; Attainable speed for grease lubrication:8000 r/min; Attainable speed for oil-air lubrication:12000 r/min; Ball diameter D_w:15.875 mm 0.625 in; Number of balls z:29; Reference grease quantity G_ref:21.6 cm³; Preload class A G_A:360 N; Static axial stiffness, preload class A:162 N/µm; Preload class B G_B:720 N; Static axial stiffness, preload class B:223 N/µm; Preload class C G_C:1440 N; Static axial stiffness, preload class C:317 N/µm; Preload class D G_D:2880 N; Static axial stiffness, preload class D:467 N/µm; Calculation factor f:1.29; Calculation factor f₁:1; Calculation factor f_2A:1; Calculation factor f_2B:1.07; Calculation factor f_2C:1.12; Calculation factor f_2D:1.18; Calculation factor f_HC:1.04; Calculation factor f₀:16.6; Mass bearing:1.39 kg;

d:17 mm; D:35 mm; B:10 mm; d1:22.7 mm; d2:21.1 mm; D1:29.3 mm; r1,2 min.:0.3 mm; r3,4 min.:0.15 mm; a:8.6 mm; da min.:19 mm; db min.:19 mm; Da max.:33 mm; Db max.:33.6 mm; ra max.:0.3 mm; rb max.:0.15 mm; Basic dynamic load rating C:5.85 kN; Basic static load rating C0:2.55 kN; Fatigue load limit Pu

d:25 mm; D:47 mm; B:12 mm; d1:31.6 mm; d2:29.8 mm; D1:39.21 mm; r1,2 min.:0.6 mm; r3,4 min.:0.3 mm; a:14.4 mm; da min.:28.2 mm; db min.:28.2 mm; Da max.:43.8 mm; Db max.:44.6 mm; ra max.:0.6 mm; rb max.:0.3 mm; Basic dynamic load rating C:7.93 kN; Basic static load rating C0:3.9 kN; Fatigue load lim

d:150 mm; D:210 mm; B:28 mm; d1:168.5 mm; d2:168.5 mm; D1:191.5 mm; b:2.6 mm; C1:15.6 mm; C2:6.6 mm; C3:5.6 mm; r1,2 min.:2 mm; r3,4 min.:1 mm; a:56.1 mm; da min.:159 mm; db min.:159 mm; Da max.:201 mm; Db max.:205 mm; ra max.:2 mm; rb max.:1 mm; dn:173.5 mm; Basic dynamic load rating C:108 kN; Basi

d:60 mm; D:95 mm; B:18 mm; d1:72.74 mm; d2:70.6 mm; D2:85.4 mm; r1,2 min.:1.1 mm; r3,4 min.:0.6 mm; a:27.3 mm; da min.:66 mm; da max.:72.1 mm; db min.:66 mm; db max.:70 mm; Da max.:89 mm; Db max.:90.8 mm; ra max.:1 mm; rb max.:0.6 mm; Basic dynamic load rating C:16.3 kN; Basic static load rating C0:

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:28.4 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:19.5 kN; Basic static load rating

d:30 mm; D:47 mm; B:9 mm; d1:35.6 mm; d2:35.6 mm; D2:44.15 mm; r1,2 min.:0.3 mm; r3,4 min.:0.2 mm; a:13.6 mm; da min.:32 mm; da max.:35.1 mm; db min.:32 mm; db max.:35.1 mm; Da max.:45 mm; Db max.:45.6 mm; ra max.:0.3 mm; rb max.:0.2 mm; Basic dynamic load rating C:6.76 kN; Basic static load rating

d:70 mm; D:110 mm; B:20 mm; d1:82.3 mm; d2:82.3 mm; D1:97.7 mm; r1,2 min.:1.1 mm; r3,4 min.:0.6 mm; a:31.1 mm; da min.:76 mm; db min.:76 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 C0:44 kN; Fatigue load limit Pu:1.8

d:90 mm; D:140 mm; B:24 mm; d1:108.33 mm; d2:105.5 mm; D2:125.2 mm; r1,2 min.:1.5 mm; r3,4 min.:1 mm; a:27.5 mm; da min.:97 mm; da max.:107.6 mm; db min.:97 mm; db max.:104.8 mm; Da max.:133 mm; Db max.:134.4 mm; ra max.:1.5 mm; rb max.:1 mm; Basic dynamic load rating C:35.8 kN; Basic static load ra

d:60 mm; D:95 mm; B:18 mm; d1:70.8 mm; d2:70.8 mm; D1:84.2 mm; r1,2 min.:1.1 mm; r3,4 min.:0.6 mm; a:19.4 mm; da min.:66 mm; db min.:66 mm; Da max.:89 mm; Db max.:91.8 mm; ra max.:1 mm; rb max.:0.6 mm; Basic dynamic load rating C:40.3 kN; Basic static load rating C0:34.5 kN; Fatigue load limit Pu:1.

d:40 mm; D:62 mm; B:12 mm; d1:47.1 mm; d2:47.1 mm; D2:57.12 mm; r1,2 min.:0.6 mm; r3,4 min.:0.3 mm; a:18 mm; da min.:43.2 mm; da max.:46.6 mm; db min.:43.2 mm; db max.:46.6 mm; Da max.:58.8 mm; Db max.:60.6 mm; ra max.:0.6 mm; rb max.:0.3 mm; Basic dynamic load rating C:11.7 kN; Basic static load ra

d:40 mm; D:68 mm; B:15 mm; d1:49.7 mm; d2:47.6 mm; D1:58.25 mm; b:1.4 mm; C1:4.5 mm; C2:2.5 mm; C3:3 mm; r1,2 min.:1 mm; r3,4 min.:0.6 mm; a:14.8 mm; da min.:44.6 mm; db min.:44.6 mm; Da max.:63.4 mm; Db max.:63.8 mm; ra max.:1 mm; rb max.:0.6 mm; dn:51.6 mm; Basic dynamic load rating C:12.4 kN; Bas

d:25 mm; D:47 mm; B:12 mm; d1:31.6 mm; d2:29.8 mm; D2:41.5 mm; r1,2 min.:0.6 mm; r3,4 min.:0.3 mm; a:14.4 mm; da min.:28.2 mm; da max.:31.2 mm; db min.:28.2 mm; db max.:29.4 mm; Da max.:43.8 mm; Db max.:44.6 mm; ra max.:0.6 mm; rb max.:0.3 mm; Basic dynamic load rating C:7.93 kN; Basic static load r

d:90 mm; D:125 mm; B:18 mm; d1:100.8 mm; d2:100.8 mm; D1:114.2 mm; K:0.5 mm; C1:5.2 mm; r1,2 min.:1.1 mm; r3,4 min.:0.6 mm; a:34.2 mm; da min.:96 mm; db min.:96 mm; Da max.:119 mm; Db max.:121 mm; ra max.:1 mm; rb max.:0.6 mm; dn:103.3 mm; Basic dynamic load rating C:44.2 kN; Basic static load ratin

d:75 mm; D:105 mm; B:16 mm; d1:84.3 mm; d2:81.8 mm; D1:95.52 mm; b:2 mm; C1:8.6 mm; C2:2.8 mm; C3:2.8 mm; r1,2 min.:1 mm; r3,4 min.:0.3 mm; a:30.2 mm; da min.:79.6 mm; db min.:77 mm; Da max.:100.4 mm; Db max.:103 mm; ra max.:1 mm; rb max.:0.3 mm; dn:86.5 mm; Basic dynamic load rating C:21.2 kN; Basi

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:39 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:74.1 kN; Basic static load rating C0:72 kN; Fatigue load limit Pu:2.85