Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71913 CD/P4A

S71913 CD/P4A

Dimensions

d		65	mm
D		90	mm
B		13	mm
d₁		72.7	mm
d₂		72.7	mm
D₂		84.5	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_a	max.	72.1	mm
d_b	min.	69.6	mm
d_b	max.	72.1	mm
D_a	max.	85.4	mm
D_b	max.	88	mm
r_a	max.	1	mm
r_b	max.	0.3	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		14000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	26
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	80	N
Static axial stiffness, preload class A		56	N/µm
Preload class B	G_B	160	N
Static axial stiffness, preload class B		75	N/µm
Preload class C	G_C	320	N
Static axial stiffness, preload class C		104	N/µm
Preload class D	G_D	640	N
Static axial stiffness, preload class D		148	N/µm
Calculation factors
Calculation factor	f	1.2
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.09
Calculation factor	f_2D	1.15
Calculation factor	f_HC	1
Calculation factor	f₀	10.7

Mass

Mass bearing

0.21

Model Number: S71913 CD/P4A
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：2024-12-13
Application:powder metallurgy,electrocardiograph,non-motor vehicle Electric car,transistor fittings,relay,Cylinder Pneumatic Treatment Element,bio-chemical,laser devices,Cylinder Micro,universal category,Insect Count
Similar models:71913 CE/HCP4AL 71913 CD/P4AL 71913 CE/P4AH1 71913 CB/HCP4A S71913 CB/P4A 71913 ACD/P4AL 71913 CE/HCP4AH1 71913 ACB/HCP4AL S71913 ACB/HCP4A S71913 CD/P4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
3490/3420	38.1	79.375	29.37	Bearings, units and housings
471081	1027	-	-	Seals
52x65x8 HMS5 V	52	65	8	Seals
55x68x8 HMS5 V	55	68	8	Seals
6005-RSH	25	47	12	Bearings, units and housings
719/9 CE/HCP4A	9	20	6	Bearings, units and housings
75x120x12 HMS5 RG	75	120	12	Seals
BT2B 328695 A/HA1	333.375	469.9	-	Bearings, units and housings
PWM 170190180	170	190	180	Bearings, units and housings
SAF 22620 x 3.3/8 T	85.725	-	-	Bearings, units and housings
STO 40	40	80	19.8	Bearings, units and housings
TUJ 20 TF	20	-	-	Bearings, units and housings

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