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

71915 CD/P4AL

Dimensions

d		75	mm
D		105	mm
B		16	mm
d₁		84.2	mm
d₂		84.2	mm
D₁		95.8	mm
b		2	mm
C₁		8.6	mm
C₂		3.5	mm
C₃		2.8	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		20.1	mm

Abutment dimensions

d_a	min.	79.6	mm
d_b	min.	79.6	mm
D_a	max.	100	mm
D_b	max.	103	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		86.7	mm

Calculation data

Basic dynamic load rating	C	35.8	kN
Basic static load rating	C₀	37.5	kN
Fatigue load limit	P_u	1.56	kN
Attainable speed for grease lubrication		12000	r/min
Attainable speed for oil-air lubrication		19000	r/min
Ball diameter	D_w	9.525	mm
Number of balls	z	26
Reference grease quantity	G_ref	5.1	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	130	N
Static axial stiffness, preload class A		80	N/µm
Preload class B	G_B	260	N
Static axial stiffness, preload class B		110	N/µm
Preload class C	G_C	520	N
Static axial stiffness, preload class C		156	N/µm
Preload class D	G_D	1040	N
Static axial stiffness, preload class D		228	N/µm
Calculation factors
Calculation factor	f	1.21
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	16.3

Mass

Mass bearing

0.35

Model Number: 71915 CD/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:food add,garden machinery,lathe,medical equipment,Grinding and polishing equipment,paper processing machine,Spectrum Products,Machine tools,Machine Tool Accessories,electromagnet,experimental equipment
Similar models:S71915 CE/HCP4A S71915 CB/P4A 71915 CE/P4AH1 71915 ACB/HCP4AL S71915 CD/HCP4A S71915 ACD/HCP4A 71915 CE/P4A 71915 ACD/HCP4AL 71915 ACB/HCP4A 71915 ACE/HCP4A
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30213	65	120	24.75	Bearings, units and housings
316	80	170	39	Bearings, units and housings
33210/DF	50	90	-	Bearings, units and housings
5046	12.7	28.55	7.95	Seals
6320 M/C3VL0241	100	215	47	Bearings, units and housings
7318 BEGAY	90	190	43	Bearings, units and housings
7319 BECBM	95	200	45	Bearings, units and housings
90786	-	-	25	Seals
DMB 4/5	40	-	36	Bearings, units and housings
NK 85/35	85	105	35	Bearings, units and housings
S71914 ACE/HCP4A	70	100	16	Bearings, units and housings

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Hot number： 160 VL R 23284 CA/W33 404256 49960 51200 V/HR11Q1 68x95x10 CRW1 R 7019 CB/P4A 7060 AGM 7322 BEGAM 81128 TN AOH 24072 BD-C 3144 K-OH 3144 HTL NA 4900 OH 3172 HE RN-3.5x19.8 BF/G2