Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7030 CD/HCP4A

S7030 CD/HCP4A

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		7000	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		180	N/µm
Preload class B	G_B	1300	N
Static axial stiffness, preload class B		245	N/µm
Preload class C	G_C	2600	N
Static axial stiffness, preload class C		344	N/µm
Preload class D	G_D	5200	N
Static axial stiffness, preload class D		498	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	1.02
Calculation factor	f₀	15.8

Mass

Mass bearing

3.48

Model Number: S7030 CD/HCP4A
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:Hairbrush device,Tool,textile machinery,food testing,baler,reinforced machinery,Reflective Materials Industrial fabrics,industrial skin care,cooling system,woodworking machinery,training beds etc
Similar models:7030 ACD/P4AL 7030 CD/P4A 7030 ACD/P4AH1 7030 ACD/HCP4A 7030 CD/P4AH1 PBMF 557030 M1G1 7030 CD/P4AL 7030 BGM 7030 CD/HCP4AL 7030 ACD/P4A
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Hot number： 13537 210x240x15 HMSA10 V 524370 52x63x8 HMSA10 V 99333 AOH 24184 N 39/1320 MB NU 205 ECJ PRMF 455045 SAF 22332 SIL 17 ES SAW 23524 x 4.1/16 SIL 70 TXE-2LS SYK 40 TF WS 89324