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

71913 CE/HCP4A

Dimensions

d		65	mm
D		90	mm
B		13	mm
d₁		72.75	mm
d₂		70.7	mm
D₁		82.32	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		17.5	mm

Abutment dimensions

d_a	min.	69.6	mm
d_b	min.	67	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		74.5	mm

Calculation data

Basic dynamic load rating	C	16.5	kN
Basic static load rating	C₀	12.5	kN
Fatigue load limit	P_u	0.53	kN
Attainable speed for grease lubrication		24000	r/min
Attainable speed for oil-air lubrication		38000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	24
Reference grease quantity	G_ref	2.6	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	89	N
Static axial stiffness, preload class A		53	N/µm
Preload class B	G_B	266	N
Static axial stiffness, preload class B		84	N/µm
Preload class C	G_C	532	N
Static axial stiffness, preload class C		116	N/µm
Calculation factors
Calculation factor	f	1.19
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.05
Calculation factor	f_2C	1.09
Calculation factor	f_HC	1.01
Calculation factor	f₀	8.5

Mass

Mass bearing

0.17

Model Number: 71913 CE/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：2024-12-13
Application:relay,Medical equipment,comprehensive experiment,spreader series,Pneumatic Control Elements,medical equipment,Laser Measurements,product accessories,,sterilizers,medical treatment
Similar models:S71913 CD/HCP4A 71913 ACE/P4AL 71913 CD/HCP4A S71913 ACE/P4A 71913 ACE/HCP4AL 71913 CB/P4A 71913 ACE/P4AH1 71913 CE/P4A 71913 ACE/HCP4AH1 71913 CD/HCP4AL
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D/W R144 R	3.175	6.35	2.38	Bearings, units and housings
NUP 217 ECJ	85	150	28	Bearings, units and housings
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Hot number： BD-24172 ECCK30J/W33-AOH 24172 470971 7016 CE/HCP4AL1 95x140x12 HMSA10 RG AN 26 BT4B 328100/HA4 FSAF 22517 x 2.7/8 GB 1013 NJ 2338 ECML NU 1008 ML NU 322 ECP OKCX 450 PFD 30 FM S7018 ACB/P4A SAF 1611 T