Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71920 CD/HCP4A

S71920 CD/HCP4A

Dimensions

d		100	mm
D		140	mm
B		20	mm
d₁		112.3	mm
d₂		112.3	mm
D₂		130.7	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		26.1	mm

Abutment dimensions

d_a	min.	106	mm
d_a	max.	111.7	mm
d_b	min.	106	mm
d_b	max.	111.7	mm
D_a	max.	134	mm
D_b	max.	136	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	60.5	kN
Basic static load rating	C₀	65.5	kN
Fatigue load limit	P_u	2.55	kN
Attainable speed for grease lubrication		11000	r/min
Ball diameter	D_w	12.7	mm
Number of balls	z	26
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	230	N
Static axial stiffness, preload class A		119	N/µm
Preload class B	G_B	460	N
Static axial stiffness, preload class B		164	N/µm
Preload class C	G_C	920	N
Static axial stiffness, preload class C		232	N/µm
Preload class D	G_D	1840	N
Static axial stiffness, preload class D		340	N/µm
Calculation factors
Calculation factor	f	1.23
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	16.3

Mass

Mass bearing

0.68

Model Number: S71920 CD/HCP4A
Inner Diameter：100mm Outer Diameter：140mm 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：2025-12-09
Application:Gas turbine,Medical room equipment,transistor fittings,Forming mold,Processing machinery,container finishing,Cylinder Pneumatic Treatment Element,squeeze machine etc,building decoration raw materials and accessories,chemical raw materials and reagents,diving equipment
Similar models:71920 CD/P4A S71920 ACE/HCP4A S71920 ACD/HCP4A 71920 CE/HCP4A 71920 CB/P4A 71920 CE/P4AH1 71920 ACD/HCP4AL 71920 ACB/P4A 71920 ACE/P4AH1 S71920 ACB/HCP4A
BEARING POWER International Trading Co.,Ltd. specialize in S71920CD/HCP4A products，there is large inventory of SKF S71920 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 S71920 CD/HCP4A Which SKF S71920CD/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
2211 E-2RS1KTN9	55	100	25	Bearings, units and housings
27292	69.85	89.99	11.13	Seals
40108	101.6	146.08	11.13	Seals
6208-RS1	40	80	18	Bearings, units and housings
710 VRME R	689	-	-	Seals
71801 CD/HCP4	12	21	5	Bearings, units and housings
71911 ACB/HCP4AL	55	80	13	Bearings, units and housings
HJ 311 EC	55	77.5	14	Bearings, units and housings
S7002 CD/HCP4A	15	32	9	Bearings, units and housings
SSAFS 22530	131.7625	-	-	Bearings, units and housings
SY 55 TF/VA228	55	-	-	Bearings, units and housings
W 024	121.9454	157.1752	-	Bearings, units and housings

Purchase the SKF S71920 CD/HCP4A Please fill in the following

Hot number： 12339 150 VS V 1726305-2RS1 24168 ECCK30J/W33 207-ZNR BD-22226 EK-AHX 3126 315257 A 340 VE R 6009/HC5C3 607/8-2Z 6348 M 86091 BK 1812 GE 35 ES HME 30/600