Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71915 CE/P4A

71915 CE/P4A

Dimensions

d		75	mm
D		105	mm
B		16	mm
d₁		84.3	mm
d₂		81.8	mm
D₁		95.52	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		20.7	mm

Abutment dimensions

d_a	min.	79.6	mm
d_b	min.	77	mm
D_a	max.	100.4	mm
D_b	max.	103	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		86.5	mm

Calculation data

Basic dynamic load rating	C	22.5	kN
Basic static load rating	C₀	17	kN
Fatigue load limit	P_u	0.72	kN
Attainable speed for grease lubrication		17500	r/min
Attainable speed for oil-air lubrication		27000	r/min
Ball diameter	D_w	9.525	mm
Number of balls	z	23
Reference grease quantity	G_ref	4.5	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	120	N
Static axial stiffness, preload class A		54	N/µm
Preload class B	G_B	361	N
Static axial stiffness, preload class B		86	N/µm
Preload class C	G_C	722	N
Static axial stiffness, preload class C		118	N/µm
Calculation factors
Calculation factor	f	1.16
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	8.5

Mass

Mass bearing

0.34

Model Number: 71915 CE/P4A
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:electromyography machine,sheet industry,thin metal materials,Pneumatic Control Valves,hook,die casting mold,Cleaning equipment,Equipment,flexible processing,power protection,car
Similar models:71915 ACE/P4A 71915 ACE/HCP4AH1 S71915 ACD/P4A S71915 CD/HCP4A 71915 CD/HCP4AH1 71915 ACB/HCP4A 71915 CD/P4A 71915 ACE/HCP4AL 71915 CE/P4AH1 71915 CD/HCP4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
100x120x13 CRSH1 R	100	120	13	Seals
17x47x10 HMS5 V	17	47	10	Seals
240x270x15 HMSA10 RG	240	270	15	Seals
29226	74.6252	95.28	9.53	Seals
71904 CE/P4A	20	37	9	Bearings, units and housings
71920 ACD/HCP4AL	100	140	20	Bearings, units and housings
BEAM 050115-2RS	50	115	34	Bearings, units and housings
BS2-2314-2RS/VT143	70	150	60	Bearings, units and housings
BSA 208 C	40	80	18	Bearings, units and housings
NUH 2244 ECMH/PEX	220	400	108	Bearings, units and housings
SAF 23056 KAT x 10	254	-	-	Bearings, units and housings
ZW 75x85	75	85	2	Seals

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Hot number： 19731 BD-21309 EK-AH 309 22031 400221 403006 51205 V/HR11T1 6003/HR22Q2 6024 N 71912 CD/P4A 71968 CDMA/HCP4A 7218 BECBP K 265x280x50 PSM 303830 A51 SYNT 50 FTF SYR 3 7/16-3