Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71924 CB/P4A

71924 CB/P4A

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		34.2	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	36.4	kN
Basic static load rating	C₀	48	kN
Fatigue load limit	P_u	1.08	kN
Attainable speed for grease lubrication		10000	r/min
Attainable speed for oil-air lubrication		16000	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	90	N
Static axial stiffness, preload class A		71	N/µm
Preload class B	G_B	180	N
Static axial stiffness, preload class B		94	N/µm
Preload class C	G_C	540	N
Static axial stiffness, preload class C		150	N/µm
Calculation factors
Calculation factor	f	1.13
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.02
Calculation factor	f_2C	1.07
Calculation factor	f_HC	1
Calculation factor	f₀	10

Mass

Mass bearing

1.27

Model Number: 71924 CB/P4A
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：2026-07-31
Application:knitted fabrics,set bacteria instrument,Tool,Rolling mill,multi-knife lathe,Garment Accessories,Flame Cutting,storage and transportation equipment,aerial work equipment,Automation,machine lathe
Similar models:71924 ACB/P4A 71924 CB/P4A 71924 ACD/HCP4AL 71924 CE/P4AH1 S71924 ACE/HCP4A 71924 CE/HCP4AL S71924 CE/HCP4A 71924 CB/HCP4AL 71924 ACE/P4AH1 S71924 ACD/HCP4A
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Model No. Inner Diameter Outer Diameter Width Type

52315
FSAF 1615 x 2.1/2
OKCS 270
PCZ 3216 E
RNA 4822

Purchase the SKF 71924 CB/P4A Please fill in the following

Hot number： 12x24x6 HMSA7P2 R 24883 29950 4350565 597768 6213/VA201 71922 CE/HCP4AL 891/670 M AH 24130 FY 1.1/4 FM NA 6919 OKCS 310 PSM 182418 A51 W 638/2.5-2Z XHCE 050/OK 130

Model No.	Inner Diameter	Outer Diameter	Width	Type
52315
FSAF 1615 x 2.1/2
OKCS 270
PCZ 3216 E
RNA 4822