Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S7004 CD/HCP4A

S7004 CD/HCP4A

Dimensions

d		20	mm
D		42	mm
B		12	mm
d₁		27.1	mm
d₂		27.1	mm
D₂		37	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		10.2	mm

Abutment dimensions

d_a	min.	23.2	mm
d_a	max.	26.6	mm
d_b	min.	23.2	mm
d_b	max.	26.6	mm
D_a	max.	38.8	mm
D_b	max.	40	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	8.71	kN
Basic static load rating	C₀	4.3	kN
Fatigue load limit	P_u	0.18	kN
Attainable speed for grease lubrication		50000	r/min
Ball diameter	D_w	6.35	mm
Number of balls	z	12
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	35	N
Static axial stiffness, preload class A		25	N/µm
Preload class B	G_B	70	N
Static axial stiffness, preload class B		34	N/µm
Preload class C	G_C	140	N
Static axial stiffness, preload class C		46	N/µm
Preload class D	G_D	280	N
Static axial stiffness, preload class D		65	N/µm
Calculation factors
Calculation factor	f	1.03
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	9.2

Mass

Mass bearing

0.06

Model Number: S7004 CD/HCP4A
Inner Diameter：20mm Outer Diameter：42mm Width：12mm
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：2024-12-13
Application:inorganic chemical,Industrial,DC generators,dynamic blood pressure,sleep monitoring,building decoration raw materials and accessories,transistor fittings,medical equipment,sanitation facilities,packing equipment,Industrial
Similar models:7004 CE/HCP4AH1 S7004 CE/P4A 7004 CE/P4AH1 S7004 ACE/P4A 7004 CE/P4AL 7004 ACE/P4AH1 7004 ACE/P4A S7004 CE/HCP4A 7004 CD/P4AH 7004 CD/P4A
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Hot number： 21316 EK 32256 J2 401404 55x85x8 HMS5 V 6215-Z 7017 ACE/HCP4AH1 70892 AM 71907 ACE/HCP4AH 80x105x10 HMS5 RG GEH 90 TXA-2LS H 2320 NN 3005/SP NNU 41/1120 K30M/W33 SNL 3036 TURA YAT 209-111