Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71913 CD/HCP4A

71913 CD/HCP4A

Dimensions

d		65	mm
D		90	mm
B		13	mm
d₁		72.7	mm
d₂		72.7	mm
D₁		82.3	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		17	mm

Abutment dimensions

d_a	min.	69.6	mm
d_b	min.	69.6	mm
D_a	max.	85.4	mm
D_b	max.	88	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		74.7	mm

Calculation data

Basic dynamic load rating	C	20.8	kN
Basic static load rating	C₀	17	kN
Fatigue load limit	P_u	0.71	kN
Attainable speed for grease lubrication		17000	r/min
Attainable speed for oil-air lubrication		26000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	26
Reference grease quantity	G_ref	2.85	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	80	N
Static axial stiffness, preload class A		62	N/µm
Preload class B	G_B	160	N
Static axial stiffness, preload class B		84	N/µm
Preload class C	G_C	320	N
Static axial stiffness, preload class C		115	N/µm
Preload class D	G_D	640	N
Static axial stiffness, preload class D		164	N/µm
Calculation factors
Calculation factor	f	1.2
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	10.7

Mass

Mass bearing

0.17

Model Number: 71913 CD/HCP4A
Inner Diameter：65mm Outer Diameter：90mm Width：13mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Angular contact ball bearings Angular contact ball bearings, super-precision
Details： Angular contact ball bearings, super-precision
Update date：2025-12-09
Application:agrochemical,cooling system,air purification,chemical raw materials and reagents,set bacteria instrument,Hydraulic Rama,stamping die and its equipment,Pump,Polymer,plastic rolling,Hydraulic Couplings
Similar models:71913 CB/P4AL 71913 ACD/HCP4A 71913 ACD/P4A 71913 CD/HCP4A S71913 CD/P4A 71913 ACE/HCP4AH1 S71913 CB/P4A S71913 ACE/P4A S71913 CE/P4A 71913 ACB/P4AL
BEARING POWER International Trading Co.,Ltd. specialize in 71913CD/HCP4A products，there is large inventory of SKF 71913 CD/HCP4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71913 CD/HCP4A Which SKF 71913CD/HCP4A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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Hot number： 10518 22236 CCK/W33 33114/DF 38.1x54.4x12.8 TP 50x87x11 HMSA7 P 526618 6205 NR NKI 6/16 TN NUP 2211 ECPH/C3 NUP 314 ECML PCM 30030550 E PRM 556060 SAF 23024 KATLC x 4 SAF 23036 KA x 6.7/16 SAW 23534 x 6 T