Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7205 CD/P4A

S7205 CD/P4A

Dimensions

d		25	mm
D		52	mm
B		15	mm
d₁		34.1	mm
d₂		34.1	mm
D₂		45.9	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		12.8	mm

Abutment dimensions

d_a	min.	30.6	mm
d_a	max.	33.5	mm
d_b	min.	30.6	mm
d_b	max.	33.5	mm
D_a	max.	46.4	mm
D_b	max.	49.6	mm
r_a	max.	1	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	13.5	kN
Basic static load rating	C₀	7.2	kN
Fatigue load limit	P_u	0.305	kN
Attainable speed for grease lubrication		30000	r/min
Ball diameter	D_w	7.938	mm
Number of balls	z	13
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	50	N
Static axial stiffness, preload class A		29	N/µm
Preload class B	G_B	100	N
Static axial stiffness, preload class B		38	N/µm
Preload class C	G_C	200	N
Static axial stiffness, preload class C		52	N/µm
Preload class D	G_D	400	N
Static axial stiffness, preload class D		72	N/µm
Calculation factors
Calculation factor	f	1.03
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	9.1

Mass

Mass bearing

0.13

Model Number: S7205 CD/P4A
Inner Diameter：25mm Outer Diameter：52mm Width：15mm
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:relay,Gear grinding machine,paint paint,auto tools,Tool,sterilizers,Insect Capture,atomizer class,linear drive,car steering pin,Broadcasting System
Similar models:S7205 CD/P4A 7205 BECBY 7205 ACD/HCP4A 7205 BEGAP 7205 BECBP 7205 BEGBY 7205 BEGAY 7205 BECBM 7205 CD/P4A S7205 CD/HCP4A
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Model No.	Inner Diameter	Outer Diameter	Width	Type
22x35x7 CRW1 V	22	35	7	Seals
35x52x8 CRWA1 R	35	52	8	Seals
86545	-	-	57.15	Seals
71964 AC	320	440	56	Bearings, units and housings
9646	24.6126	41.25	6.35	Seals
99830	45	53.0098	16.9926	Seals
BD-C 3140 K-H 3140	180	340	112	Bearings, units and housings
IR 40x45x20.5	40	45	20.5	Bearings, units and housings
NNCL 4830 CV	150	190	40	Bearings, units and housings
OH 31/800 H	750	1000	505	Bearings, units and housings
SAF 1507 x 1.1/4	31.75	-	-	Bearings, units and housings
SNW 3024x4.1/4	107.95	144.6022	74.5998	Bearings, units and housings

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Hot number： 11071 14 VS V 230x260x15 HS8 R 305806 C-2Z 6309 M 6314-2Z HA 318 NA 2210.2RS NJG 2316 VH NU 230 ECM NUP 2212 ECJ NUP 304 ECP PCMW 325401.5 M SONL 226-526 WS 89428