Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71921 CD/HCP4A

S71921 CD/HCP4A

Dimensions

d		105	mm
D		145	mm
B		20	mm
d₁		117.3	mm
d₂		117.3	mm
D₂		135.65	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		26.8	mm

Abutment dimensions

d_a	min.	111	mm
d_a	max.	116.7	mm
d_b	min.	111	mm
d_b	max.	116.7	mm
D_a	max.	139	mm
D_b	max.	141	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	61.8	kN
Basic static load rating	C₀	69.5	kN
Fatigue load limit	P_u	2.6	kN
Attainable speed for grease lubrication		10000	r/min
Ball diameter	D_w	12.7	mm
Number of balls	z	27
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	230	N
Static axial stiffness, preload class A		122	N/µm
Preload class B	G_B	460	N
Static axial stiffness, preload class B		168	N/µm
Preload class C	G_C	920	N
Static axial stiffness, preload class C		239	N/µm
Preload class D	G_D	1840	N
Static axial stiffness, preload class D		350	N/µm
Calculation factors
Calculation factor	f	1.25
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.18
Calculation factor	f_HC	1.04
Calculation factor	f₀	16.4

Mass

Mass bearing

0.71

Model Number: S71921 CD/HCP4A
Inner Diameter：105mm Outer Diameter：145mm Width：20mm
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：2021-06-06
Application:food / grain / food equipment,Storage Tool,garbage disposal,electronic components,Pneumatic Actuator,top industry,vertical processing,lathe,engineering machine,hook,office equipment
Similar models:71921 CD/P4A S71921 ACD/P4A 71921 CD/HCP4AH1 71921 ACD/P4AL 71921 ACD/P4A 71921 CD/P4AH1 71921 CD/P4AL 71921 ACD/HCP4AH1 71921 ACD/HCP4AL 71921 CD/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in S71921CD/HCP4A products，there is large inventory of SKF S71921 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 S71921 CD/HCP4A Which SKF S71921CD/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
10035	25.4	45.24	11.91	Seals
719/9 CE/P4A	9	20	6	Bearings, units and housings
71922 ACB/HCP4AL	110	150	20	Bearings, units and housings
91302	-	-	63.5	Seals
99149	38.1	45.2374	17.4752	Seals
99311	79.375	89.6874	20.6502	Seals
D/W RW3 R	4.762	12.7	5.77	Bearings, units and housings
FYTB 17 TF	17	-	-	Bearings, units and housings
FYTB 25 TR	25	-	-	Bearings, units and housings
NJ 313 ECP	65	140	33	Bearings, units and housings
NNU 49/500 B/SPW33X	500	670	170	Bearings, units and housings
SAF 1517 x 2.13/16	71.4375	-	-	Bearings, units and housings

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