Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7011 CD/HCP4A

7011 CD/HCP4A

Dimensions

d		55	mm
D		90	mm
B		18	mm
d₁		65.8	mm
d₂		65.8	mm
D₁		79.2	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		18.8	mm

Abutment dimensions

d_a	min.	61	mm
d_b	min.	61	mm
D_a	max.	84	mm
D_b	max.	86.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		68.1	mm

Calculation data

Basic dynamic load rating	C	39.7	kN
Basic static load rating	C₀	32.5	kN
Fatigue load limit	P_u	1.37	kN
Attainable speed for grease lubrication		18000	r/min
Attainable speed for oil-air lubrication		28000	r/min
Ball diameter	D_w	11.112	mm
Number of balls	z	18
Reference grease quantity	G_ref	5.1	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	150	N
Static axial stiffness, preload class A		75	N/µm
Preload class B	G_B	300	N
Static axial stiffness, preload class B		102	N/µm
Preload class C	G_C	600	N
Static axial stiffness, preload class C		143	N/µm
Preload class D	G_D	1200	N
Static axial stiffness, preload class D		207	N/µm
Calculation factors
Calculation factor	f	1.1
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	15.1

Mass

Mass bearing

0.32

Model Number: 7011 CD/HCP4A
Inner Diameter：55mm Outer Diameter：90mm Width：18mm
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:Forming mold,vacuum suction cup,Medical room equipment,test laboratory equipment and accessories,non-ferrous metal alloy,electronic materials,wall industry,Optical detection,machining,thread processing machine,relay
Similar models:7011 CE/HCP4AH1 7011 ACB/HCP4A 7011 ACE/HCP4A 7011 CD/P4A S7011 ACE/HCP4A 7011 CB/HCP4A 7011 CD/P4AH1 S7011 CD/P4A 7011 CE/HCP4A S7011 ACE/P4A
BEARING POWER International Trading Co.,Ltd. specialize in 7011CD/HCP4A products，there is large inventory of SKF 7011 CD/HCP4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 7011 CD/HCP4A Which SKF 7011CD/HCP4A is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
20520	52.4002	65.05	7.95	Seals
30308T72/DB	40	90	-	Bearings, units and housings
31311	55	120	31.5	Bearings, units and housings
320/28 X	28	52	16	Bearings, units and housings
71944 ACD/HCP4AL	220	300	38	Bearings, units and housings
IR 35x40x17	35	40	17	Bearings, units and housings
KR 90 B	-	90	100	Bearings, units and housings
NUP 2208 ECJ	40	80	23	Bearings, units and housings
NUTR 50 X	50	90	30	Bearings, units and housings
S7007 CB/HCP4A	35	62	14	Bearings, units and housings
SY 1.3/16 FM	30.163	-	-	Bearings, units and housings
SYWK 1.1/4 YTH	31.75	-	-	Bearings, units and housings

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