Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7211 CD/HCP4A

7211 CD/HCP4A

Dimensions

d		55	mm
D		100	mm
B		21	mm
d₁		68.9	mm
d₂		68.9	mm
D₁		86.1	mm
r_1,2	min.	1.5	mm
r_3,4	min.	0.6	mm
a		21	mm

Abutment dimensions

d_a	min.	64	mm
d_b	min.	64	mm
D_a	max.	91	mm
D_b	max.	95.8	mm
r_a	max.	1.5	mm
r_b	max.	0.6	mm
d_n		72.6	mm

Calculation data

Basic dynamic load rating	C	55.3	kN
Basic static load rating	C₀	43	kN
Fatigue load limit	P_u	1.8	kN
Attainable speed for grease lubrication		17000	r/min
Attainable speed for oil-air lubrication		26000	r/min
Ball diameter	D_w	14.288	mm
Number of balls	z	15
Reference grease quantity	G_ref	8.595	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	210	N
Static axial stiffness, preload class A		80	N/µm
Preload class B	G_B	420	N
Static axial stiffness, preload class B		108	N/µm
Preload class C	G_C	840	N
Static axial stiffness, preload class C		152	N/µm
Preload class D	G_D	1680	N
Static axial stiffness, preload class D		219	N/µm
Calculation factors
Calculation factor	f	1.08
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	1.06
Calculation factor	f_HC	1.01
Calculation factor	f₀	14.5

Mass

Mass bearing

0.51

Model Number: 7211 CD/HCP4A
Inner Diameter：55mm Outer Diameter：100mm Width：21mm
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：2024-12-17
Application:Insect Count,quality inspection equipment,switch,diagnostic test paper,cleaners,water,air shower etc,flexible processing,key lock,powder metallurgy,Antenna Industry
Similar models:S7211 CD/P4A 7211 BECBPH 7211 CD/HCP4A 7211 BECBM 7211 CD/P4A 7211 BECBJ 7211 ACD/HCP4A 7211 BECBP 7211 BE-2RZP 7211 BECBY
BEARING POWER International Trading Co.,Ltd. specialize in 7211CD/HCP4A products，there is large inventory of SKF 7211 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 7211 CD/HCP4A Which SKF 7211CD/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
13892	34.925	68.22	12.7	Seals
18889	47.625	80.01	6.35	Seals
6310-2Z/VA201	50	110	27	Bearings, units and housings
BT2-8215	464	615	-	Bearings, units and housings
TQO design	450	595	-	Bearings, units and housings
FBSA 205/QBC	25	-	120	Bearings, units and housings
HJ 2320 EC	100	139.5	23.5	Bearings, units and housings
N 040	30.4292	-	199.3138	Bearings, units and housings
RNAO 6x13x8 TN	6	13	8	Bearings, units and housings
S71911 ACD/HCP4A	55	80	13	Bearings, units and housings
S71914 ACE/HCP4A	70	100	16	Bearings, units and housings
SIL 25 ESX-2LS	25	-	20	Bearings, units and housings

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Hot number： 2208 E-2RS1KTN9 2212 E-2RS1KTN9 24056 CCK30/W33 33701 471041 7028 ACD/P4AL 71952 ACD/HCP4A 71964 CDMA/HCP4A FY 35 TF FYWR 1.1/2 YTHR GEZM 104 ES-2RS NJ 217 ECML OKCS 214 S71909 ACB/HCP4A SAF 22613