Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71922 CD/HCP4AH1

71922 CD/HCP4AH1

Dimensions

d		110	mm
D		150	mm
B		20	mm
d₁		122.3	mm
d₂		122.3	mm
D₁		137.7	mm
K		0.5	mm
C₁		5.46	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		27.5	mm

Abutment dimensions

d_a	min.	116	mm
d_b	min.	116	mm
D_a	max.	144	mm
D_b	max.	146	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		125.6	mm

Calculation data

Basic dynamic load rating	C	62.4	kN
Basic static load rating	C₀	72	kN
Fatigue load limit	P_u	2.7	kN
Attainable speed for grease lubrication		10000	r/min
Attainable speed for oil-air lubrication		16000	r/min
Ball diameter	D_w	12.7	mm
Number of balls	z	28
Reference grease quantity	G_ref	11.4	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	230	N
Static axial stiffness, preload class A		126	N/µm
Preload class B	G_B	460	N
Static axial stiffness, preload class B		173	N/µm
Preload class C	G_C	920	N
Static axial stiffness, preload class C		245	N/µm
Preload class D	G_D	1840	N
Static axial stiffness, preload class D		361	N/µm
Calculation factors
Calculation factor	f	1.26
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	16.5

Mass

Mass bearing

0.73

Model Number: 71922 CD/HCP4AH1
Inner Diameter：110mm Outer Diameter：150mm 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:plastic molding,Hair styling device,chemical,medical equipment,medical equipment,Industrial Adhesive,hydraulic control element,animal anatomy,relay,Machine tool accessories,Hydraulic Hose
Similar models:71922 CE/P4AL S71922 CD/P4A S71922 ACE/P4A S71922 ACB/HCP4A S71922 CB/HCP4A 71922 CE/P4AH1 71922 ACE/HCP4A 71922 CE/HCP4AL 71922 ACE/HCP4AH1 S71922 CB/P4A
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OKBS 59	59	-	-

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Hot number： 23140 CCK/W33 36x50x7 HMSA10 RG 530466 71822 ACD/P4 71905 CE/P4A AH 24138 KD2-453 KMTA 5 PCMF 202316.5 E SA 10 C SAF 1322 SAFS 23048 KAT x 8.1/2 WS 89424 XHCE 060/OK 170 ZW 40x47