Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71924 ACB/HCP4A

71924 ACB/HCP4A

Dimensions

d		120	mm
D		165	mm
B		22	mm
d₁		136.92	mm
d₂		135	mm
D₂		151.9	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		49.2	mm

Abutment dimensions

d_a	min.	126	mm
d_b	min.	126	mm
D_a	max.	159	mm
D_b	max.	161.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		138.2	mm

Calculation data

Basic dynamic load rating	C	33.8	kN
Basic static load rating	C₀	45	kN
Fatigue load limit	P_u	1.02	kN
Attainable speed for grease lubrication		11000	r/min
Attainable speed for oil-air lubrication		17000	r/min
Ball diameter	D_w	8.731	mm
Number of balls	z	41
Reference grease quantity	G_ref	14.01	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	155	N
Static axial stiffness, preload class A		210	N/µm
Preload class B	G_B	310	N
Static axial stiffness, preload class B		271	N/µm
Preload class C	G_C	930	N
Static axial stiffness, preload class C		411	N/µm
Calculation factors
Calculation factor	f	1.13
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

1.2

Model Number: 71924 ACB/HCP4A
Inner Diameter：120mm Outer Diameter：165mm Width：22mm
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：2026-04-18
Application:Dental Equipment,van,centrifugal pump,EEG,Forklift industry,Laser Cutting,machine tool spindle,test strip,hook,Control,fabric products
Similar models:S71924 CD/HCP4A 71924 ACE/P4AL 71924 CD/P4AL 71924 CD/P4A 71924 CE/HCP4A 71924 CE/HCP4AL 71924 CE/P4AH1 S71924 ACD/P4A 71924 ACD/P4A S71924 CD/P4A
BEARING POWER International Trading Co.,Ltd. specialize in 71924ACB/HCP4A products，there is large inventory of SKF 71924 ACB/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 71924 ACB/HCP4A Which SKF 71924ACB/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
49927	127	152.43	12.7	Seals
71908 CE/P4AH1	40	62	12	Bearings, units and housings
90075	-	-	63.5	Seals
H 715345/311	71.438	136.525	46.038	Bearings, units and housings
NU 1011 ECM/HC5C3	55	90	18	Bearings, units and housings
NUP 228 ECJ	140	250	42	Bearings, units and housings
PF 1. FM	25.4	-	-	Bearings, units and housings
SAL 50 ESX-2LS	50	-	35	Bearings, units and housings
SYF 20 FM	20	-	-	Bearings, units and housings
SYWR 1.1/2 YTHR	38.1	-	-	Bearings, units and housings
W 619/7-2RS1	7	17	5	Bearings, units and housings
Z 004 F	20	-	5	Seals

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