Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71922 ACB/HCP4A

71922 ACB/HCP4A

Dimensions

d		110	mm
D		150	mm
B		20	mm
d₁		124.42	mm
d₂		122.5	mm
D₂		139	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		46.9	mm

Abutment dimensions

d_a	min.	116	mm
d_b	min.	116	mm
D_a	max.	144	mm
D_b	max.	146.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		125.7	mm

Calculation data

Basic dynamic load rating	C	32.5	kN
Basic static load rating	C₀	40.5	kN
Fatigue load limit	P_u	0.95	kN
Attainable speed for grease lubrication		12000	r/min
Attainable speed for oil-air lubrication		19000	r/min
Ball diameter	D_w	8.731	mm
Number of balls	z	37
Reference grease quantity	G_ref	11.43	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	145	N
Static axial stiffness, preload class A		192	N/µm
Preload class B	G_B	290	N
Static axial stiffness, preload class B		248	N/µm
Preload class C	G_C	870	N
Static axial stiffness, preload class C		379	N/µm
Calculation factors
Calculation factor	f	1.14
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.08
Calculation factor	f_HC	1.01
Calculation factor	e	0.68
Calculation factor (single, tandem)	Y₂	0.87
Calculation factor (single, tandem)	Y₀	0.38
Calculation factor (single, tandem)	X₂	0.41
Calculation factor (back-to-back, face-to-face)	Y₁	0.92
Calculation factor (back-to-back, face-to-face)	Y₂	1.41
Calculation factor (back-to-back, face-to-face)	Y₀	0.76
Calculation factor (back-to-back, face-to-face)	X₂	0.67

Mass

Mass bearing

0.84

Model Number: 71922 ACB/HCP4A
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：2026-06-26
Application:Spectrum Products,knitted fabrics,fruit and vegetable processing,pneumatic Pump,Industrial Adhesive,wheel lathe,sucker industry,Rolling mill gear box,magnetic elements,mechanical annex,Machine tools
Similar models:S71922 ACE/P4A S71922 CE/HCP4A 71922 ACD/P4AH1 71922 ACD/P4AL 71922 ACE/P4A 71922 ACB/P4A 71922 ACE/HCP4AL 71922 ACD/HCP4AL 71922 CE/HCP4A S71922 ACD/P4A
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Model No. Inner Diameter Outer Diameter Width Type

58x80x10 HMSA10 RG
68x95x10 CRW1 V
FYE 3 11/16 N
SI 60 TXE-2LS
SNL 3156 G

Purchase the SKF 71922 ACB/HCP4A Please fill in the following

Hot number： 6203 NR 6208/HC5C3 6310-ZNR BD-C 31/600 KMB-AOHX 31/600 FSYE 2 1/2-18 GEZM 108 ESX-2LS GS 81218 HE 2306 IR 28x32x20 KM 8 NCF 2988 V NK 32/20 TN SAF 22510 SAF 22534 x 5.7/8 T SNL 3276 G

Model No.	Inner Diameter	Outer Diameter	Width	Type
58x80x10 HMSA10 RG
68x95x10 CRW1 V
FYE 3 11/16 N
SI 60 TXE-2LS
SNL 3156 G