Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7210 CD/P4A

S7210 CD/P4A

Dimensions

d		50	mm
D		90	mm
B		20	mm
d₁		62.3	mm
d₂		62.3	mm
D₂		80.7	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		19.4	mm

Abutment dimensions

d_a	min.	57	mm
d_a	max.	61.5	mm
d_b	min.	57	mm
d_b	max.	61.5	mm
D_a	max.	83	mm
D_b	max.	85.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	44.9	kN
Basic static load rating	C₀	34	kN
Fatigue load limit	P_u	1.43	kN
Attainable speed for grease lubrication		16000	r/min
Ball diameter	D_w	12.7	mm
Number of balls	z	15
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	170	N
Static axial stiffness, preload class A		65	N/µm
Preload class B	G_B	340	N
Static axial stiffness, preload class B		88	N/µm
Preload class C	G_C	680	N
Static axial stiffness, preload class C		124	N/µm
Preload class D	G_D	1360	N
Static axial stiffness, preload class D		178	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	1.05
Calculation factor	f_HC	1
Calculation factor	f₀	14.5

Mass

Mass bearing

0.47

Model Number: S7210 CD/P4A
Inner Diameter：50mm Outer Diameter：90mm Width：20mm
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:garbage disposal,tapered grinder,Hairbrush device,nail products,Broadcasting System,spring industry,light therapy instrument,roller lathe,plastic rolling,altimeter etc,equipment
Similar models:7210 ACCBM 7210 CD/HCP4A 7210 BE-2RZP 7210 BECBP 7210 BECBM 7210 BEGAP S7210 CD/HCP4A S7210 ACD/P4A 7210 ACD/HCP4A 7210 BECBY
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Model No.	Inner Diameter	Outer Diameter	Width	Type
340x380x20 HS8 R	340	380	20	Seals
406004	540	-	-	Seals
42687/42620	76.2	127	30.162	Bearings, units and housings
59188 F	440	540	60	Bearings, units and housings
61820-2RZ	100	125	13	Bearings, units and housings
6315 N	75	160	37	Bearings, units and housings
7032 ACD/P4AH1	160	240	38	Bearings, units and housings
BT4-8056 G/HA1	500	670	-	Bearings, units and housings
HE 316	69.85	80	59	Bearings, units and housings
NCF 30/500 CV	500	720	167	Bearings, units and housings
PCM 222525 M	22	25	25	Bearings, units and housings
PF 1.1/4 TF	31.75	-	-	Bearings, units and housings

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Hot number： 1300585 220x260x16 HDS1 R BD-23092 CAK/W33-OH 3092 H 23022 CCK/W33 306674 90773 BT2B 334112/HA3 D/W R3A-2RZ FY 1.15/16 TF/VA228 GB 1012 JM 714249/210 SAF 1315 T2DC 220 SY 55 TF/VA228 SYE 2 7/16-18