Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71907 CE/HCP4A

71907 CE/HCP4A

Dimensions

d		35	mm
D		55	mm
B		10	mm
d₁		41.7	mm
d₂		40.2	mm
D₁		48.29	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		11.4	mm

Abutment dimensions

d_a	min.	38.2	mm
d_b	min.	37	mm
D_a	max.	51.8	mm
D_b	max.	53	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm
d_n		43	mm

Calculation data

Basic dynamic load rating	C	7.61	kN
Basic static load rating	C₀	4.75	kN
Fatigue load limit	P_u	0.2	kN
Attainable speed for grease lubrication		43000	r/min
Attainable speed for oil-air lubrication		65000	r/min
Ball diameter	D_w	5.556	mm
Number of balls	z	19
Reference grease quantity	G_ref	0.8	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	41	N
Static axial stiffness, preload class A		31	N/µm
Preload class B	G_B	125	N
Static axial stiffness, preload class B		48	N/µm
Preload class C	G_C	250	N
Static axial stiffness, preload class C		66	N/µm
Calculation factors
Calculation factor	f	1.05
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	8.3

Mass

Mass bearing

0.067

Model Number: 71907 CE/HCP4A
Inner Diameter：35mm Outer Diameter：55mm Width：10mm
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：2026-04-16
Application:Technical Equipment,defogging and degreasing,trolley,Automation,historical instruments,non-ferrous metal alloy,welding equipment,gas turbine,circulating pump,Switch,Forging machine
Similar models:71907 CE/HCP4A 71907 ACD/P4A S71907 ACD/HCP4A S71907 ACE/P4A 71907 CE/P4AH S71907 CB/HCP4A S71907 CB/P4A 71907 ACE/P4A S71907 CD/P4A 71907 CE/HCP4AH
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Hot number： 15910 3782/3720 408403 7007 ACB/P4A 71906 CE/HCP4A 940x1000x25 HDS1 D FYTBK 35 LD IR 130x145x35 NKI 22/16 PCM 19019560 M PWM 607040 SAFS 22516 TLC SAFS 22536 x 6.1/2 TLC SNL 3036 TURT W 617/3