Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71915 CB/P4AL

71915 CB/P4AL

Dimensions

d		75	mm
D		105	mm
B		16	mm
d₁		85.94	mm
d₂		84.55	mm
D₂		97.5	mm
b		1.5	mm
C₁		8.6	mm
C₂		3.8	mm
C₃		2.7	mm
r_1,2	min.	1	mm
r_3,4	min.	0.6	mm
a		22.3	mm

Abutment dimensions

d_a	min.	79.6	mm
d_b	min.	79.6	mm
D_a	max.	100	mm
D_b	max.	101.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		86.9	mm

Calculation data

Basic dynamic load rating	C	19	kN
Basic static load rating	C₀	21.2	kN
Fatigue load limit	P_u	0.56	kN
Attainable speed for grease lubrication		17000	r/min
Attainable speed for oil-air lubrication		26000	r/min
Ball diameter	D_w	6.35	mm
Number of balls	z	34
Reference grease quantity	G_ref	4.76	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	46	N
Static axial stiffness, preload class A		46	N/µm
Preload class B	G_B	92	N
Static axial stiffness, preload class B		60	N/µm
Preload class C	G_C	275	N
Static axial stiffness, preload class C		96	N/µm
Calculation factors
Calculation factor	f	1.11
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
Calculation factor	f₀	9.9

Mass

Mass bearing

0.36

Model Number: 71915 CB/P4AL
Inner Diameter：75mm Outer Diameter：105mm Width：16mm
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:Machine Tool Accessories,impression material,teaching equipment,Grinding and polishing equipment,equipment,large agricultural machinery,air purification,heating fans,leather processing,printing equipment,security equipment
Similar models:71915 ACB/HCP4A S71915 CB/P4A 71915 ACD/HCP4AL 71915 ACD/HCP4A 71915 ACE/HCP4AH1 71915 CD/HCP4AH1 71915 ACE/P4A 71915 CD/P4A 71915 CD/HCP4AL 71915 ACE/P4AL
BEARING POWER International Trading Co.,Ltd. specialize in 71915CB/P4AL products，there is large inventory of SKF 71915 CB/P4AL Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71915 CB/P4AL Which SKF 71915CB/P4AL 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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