Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71907 CE/P4A

71907 CE/P4A

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		36000	r/min
Attainable speed for oil-air lubrication		54000	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		28	N/µm
Preload class B	G_B	125	N
Static axial stiffness, preload class B		43	N/µm
Preload class C	G_C	250	N
Static axial stiffness, preload class C		59	N/µm
Calculation factors
Calculation factor	f	1.05
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1
Calculation factor	f₀	8.3

Mass

Mass bearing

0.075

Model Number: 71907 CE/P4A
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：2025-12-09
Application:Forklift industry,safety testing,machine lathe,Air,cleaners,container finishing,experimental equipment,Pump,Hydraulic Couplings,noise reduction equipment,climb ladder
Similar models:71907 ACE/P4AH S71907 CE/HCP4A S71907 CB/P4A S71907 ACB/P4A 71907 CE/HCP4AH 71907 CB/HCP4A S71907 CD/HCP4A 71907 CE/HCP4A 71907 CD/P4A 71907 CD/HCP4A
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