Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7030 CD/P4A

S7030 CD/P4A

Dimensions

d		150	mm
D		225	mm
B		35	mm
d₁		173.1	mm
d₂		173.1	mm
D₂		206.6	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1	mm
a		42.7	mm

Abutment dimensions

d_a	min.	161	mm
d_a	max.	172.3	mm
d_b	min.	161	mm
d_b	max.	172.3	mm
D_a	max.	214	mm
D_b	max.	220	mm
r_a	max.	2	mm
r_b	max.	1	mm

Calculation data

Basic dynamic load rating	C	172	kN
Basic static load rating	C₀	190	kN
Fatigue load limit	P_u	5.85	kN
Attainable speed for grease lubrication		6000	r/min
Ball diameter	D_w	23.812	mm
Number of balls	z	22
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	650	N
Static axial stiffness, preload class A		163	N/µm
Preload class B	G_B	1300	N
Static axial stiffness, preload class B		221	N/µm
Preload class C	G_C	2600	N
Static axial stiffness, preload class C		310	N/µm
Preload class D	G_D	5200	N
Static axial stiffness, preload class D		449	N/µm
Calculation factors
Calculation factor	f	1.16
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.05
Calculation factor	f_2D	1.09
Calculation factor	f_HC	1
Calculation factor	f₀	15.8

Mass

Mass bearing

4.21

Model Number: S7030 CD/P4A
Inner Diameter：150mm Outer Diameter：225mm Width：35mm
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:Dental Equipment,Internal thread type,Optical Instruments,Medium and large motor,Vertical machining,storage and transportation equipment,construction machinery and equipment,Safety protection,Roller,Embroidery,survey accessories
Similar models:PBMF 557030 M1G1 7030 CD/HCP4A 7030 ACD/P4AL 7030 ACD/HCP4A 7030 BGM 7030 CD/HCP4AL 7030 ACD/HCP4AL 7030 CD/P4AH1 S7030 ACD/HCP4A 7030 ACD/P4AH1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
25082	63.5	88.95	10.31	Seals
32028 X	140	210	45	Bearings, units and housings
524214	638.175	-	-	Seals
600x640x20 HDS1 V	600	640	20	Seals
7011 CE/P4AL1	55	90	18	Bearings, units and housings
71930 CD/P4A	150	210	28	Bearings, units and housings
BTW 60 CTN9/SP	60	95	44	Bearings, units and housings
H 3134	150	220	122	Bearings, units and housings
IR 65x72x25	65	72	25	Bearings, units and housings
TUWK 1.3/16 LTHR	30.162	-	-	Bearings, units and housings
SNL 3136 TURA	160	-	-	Bearings, units and housings
STO 6 XTN	6	19	9.8	Bearings, units and housings

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Hot number： 249/800 CA/W33 350x380x16 HDS2 V 408303 417002 6018 M 6410 65x97x7 HMS5 RG 99174 BT4B 328161/HA1 PCM 160165100 E S7007 CB/HCP4A SILJ 30 ES SNL 3134 TURA SSAFS 23028 KATLC x 4.15/16 SYWK 505 Y