Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71926 ACD/P4A

71926 ACD/P4A

Dimensions

d		130	mm
D		180	mm
B		24	mm
d₁		145.4	mm
d₂		145.4	mm
D₁		164.6	mm
r_1,2	min.	1.5	mm
r_3,4	min.	0.6	mm
a		48.3	mm

Abutment dimensions

d_a	min.	137	mm
d_b	min.	137	mm
D_a	max.	173	mm
D_b	max.	176	mm
r_a	max.	1.5	mm
r_b	max.	0.6	mm
d_n		149.5	mm

Calculation data

Basic dynamic load rating	C	87.1	kN
Basic static load rating	C₀	102	kN
Fatigue load limit	P_u	3.45	kN
Attainable speed for grease lubrication		6700	r/min
Attainable speed for oil-air lubrication		10000	r/min
Ball diameter	D_w	15.875	mm
Number of balls	z	27
Reference grease quantity	G_ref	20.4	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	540	N
Static axial stiffness, preload class A		325	N/µm
Preload class B	G_B	1080	N
Static axial stiffness, preload class B		427	N/µm
Preload class C	G_C	2160	N
Static axial stiffness, preload class C		570	N/µm
Preload class D	G_D	4320	N
Static axial stiffness, preload class D		780	N/µm
Calculation factors
Calculation factor	f	1.25
Calculation factor	f₁	0.98
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.08
Calculation factor	f_2D	1.14
Calculation factor	f_HC	1
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

1.55

Model Number: 71926 ACD/P4A
Inner Diameter：130mm Outer Diameter：180mm Width：24mm
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：2026-08-20
Application:horizontal processing,linear drive,baler,Plastic molding,Cylinder Micro,die casting mold,agriculture,Medical equipment,electromagnet,machine tool spindle,casting embedding
Similar models:71926 ACD/HCP4AL S71926 CD/P4A 71926 ACD/P4AH1 71926 CD/HCP4AL S71926 ACD/P4A 71926 CD/HCP4AH1 71926 CD/P4AH1 71926 CD/HCP4A 71926 ACD/P4AL 71926 CD/P4A
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Model No. Inner Diameter Outer Diameter Width Type

23248 CC/W33
400050
7314 BECAP
77506
SNW 3044x7.13/16

Purchase the SKF 71926 ACD/P4A Please fill in the following

Hot number： 24160 CCK30/W33 368 A/362 A 3025660 3201 A-2RS1 50x68x8 HMSA10 RG 591/1060 JR 7005 ACE/P4AL 71904 ACE/P4AL FY 1.3/8 LDW NJ 219 ECJ NNU 4192 M NU 2211 ECPH PCM 10010580 M PCM 101212 M SSAFS 22640 x 7.1/4 TLC

Model No.	Inner Diameter	Outer Diameter	Width	Type
23248 CC/W33
400050
7314 BECAP
77506
SNW 3044x7.13/16