Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7215 CD/HCP4A

S7215 CD/HCP4A

Dimensions

d		75	mm
D		130	mm
B		25	mm
d₁		92.9	mm
d₂		92.9	mm
D₂		115.3	mm
r_1,2	min.	1.5	mm
r_3,4	min.	0.6	mm
a		26.3	mm

Abutment dimensions

d_a	min.	84	mm
d_a	max.	92.1	mm
d_b	min.	84	mm
d_b	max.	92.1	mm
D_a	max.	121	mm
D_b	max.	125.8	mm
r_a	max.	1.5	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	71.5	kN
Basic static load rating	C₀	62	kN
Fatigue load limit	P_u	2.65	kN
Attainable speed for grease lubrication		14000	r/min
Ball diameter	D_w	15.875	mm
Number of balls	z	17
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	270	N
Static axial stiffness, preload class A		97	N/µm
Preload class B	G_B	540	N
Static axial stiffness, preload class B		131	N/µm
Preload class C	G_C	1080	N
Static axial stiffness, preload class C		183	N/µm
Preload class D	G_D	2160	N
Static axial stiffness, preload class D		263	N/µm
Calculation factors
Calculation factor	f	1.08
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.01
Calculation factor	f_2C	1.03
Calculation factor	f_2D	1.06
Calculation factor	f_HC	1.01
Calculation factor	f₀	15

Mass

Mass bearing

1.06

Model Number: S7215 CD/HCP4A
Inner Diameter：75mm Outer Diameter：130mm Width：25mm
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:Doppler,molding machine,Pneumatic Control Valves,Blood coagulation reagent,Animal Tracking,orthodontic material,Security Equipment,squeeze machine etc,tower crane,Machine Tool Accessories,Dental Drill etc
Similar models:7215 CD/HCP4A 7215 BEGAM 7215 BECBM 7215 BECBY S7215 ACD/P4A S7215 ACD/HCP4A 7215 BECBJ 7215 CD/P4A 7215 BECBP 7215 BEGAY
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Model No.	Inner Diameter	Outer Diameter	Width	Type
13571	34.925	50.8	7.95	Seals
409502	865	-	-	Seals
628/9-2Z	9	17	5	Bearings, units and housings
7019 ACD/P4AH1	95	145	24	Bearings, units and housings
71904 ACD/HCP4A	20	37	9	Bearings, units and housings
8631	22.225	31.78	4.78	Seals
BTW 70 CTN9/SP	70	110	48	Bearings, units and housings
GEC 480 TXA-2RS	480	650	195	Bearings, units and housings
GEZ 408 ES-2LS	114.3	177.8	100	Bearings, units and housings
NNC 4976 CV	380	520	140	Bearings, units and housings
NU 204 ECP	20	47	14	Bearings, units and housings
S71924 ACB/HCP4A	120	165	22	Bearings, units and housings

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