Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF S71926 CD/P4A

S71926 CD/P4A

Dimensions

d		130	mm
D		180	mm
B		24	mm
d₁		145.4	mm
d₂		145.4	mm
D₂		168.25	mm
r_1,2	min.	1.5	mm
r_3,4	min.	0.6	mm
a		32.8	mm

Abutment dimensions

d_a	min.	137	mm
d_a	max.	144.8	mm
d_b	min.	137	mm
d_b	max.	144.8	mm
D_a	max.	173	mm
D_b	max.	176	mm
r_a	max.	1.5	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	92.3	kN
Basic static load rating	C₀	108	kN
Fatigue load limit	P_u	3.65	kN
Attainable speed for grease lubrication		7000	r/min
Ball diameter	D_w	15.875	mm
Number of balls	z	27
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	350	N
Static axial stiffness, preload class A		137	N/µm
Preload class B	G_B	700	N
Static axial stiffness, preload class B		188	N/µm
Preload class C	G_C	1400	N
Static axial stiffness, preload class C		266	N/µm
Preload class D	G_D	2800	N
Static axial stiffness, preload class D		391	N/µm
Calculation factors
Calculation factor	f	1.25
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.09
Calculation factor	f_2D	1.15
Calculation factor	f_HC	1
Calculation factor	f₀	16.4

Mass

Mass bearing

1.58

Model Number: S71926 CD/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：2026-06-24
Application:printing equipment,Internal thread type,plastic molding,trolley,rock drilling machinery,outdoor equipment,mechanical annex,Handling machinery and various industrial machinery,garden machinery,agricultural testing and analysis equipment and related,bio-chemical
Similar models:71926 ACD/HCP4AL 71926 CD/HCP4A 71926 ACD/P4AH1 71926 ACD/HCP4AH1 71926 CD/P4AL 71926 CD/P4A 71926 CD/HCP4AH1 71926 ACD/P4AL S71926 CD/HCP4A S71926 ACD/HCP4A
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Model No. Inner Diameter Outer Diameter Width Type

32395
628/9-2Z
NU 1020 M/HC5C3
NUTR 15 A
SAF 1616 x 2.3/4

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Hot number： 22328 CCK/W33 25x42x6 HMS5 RG 400x450x20 HDS1 R 728 CD/P4A 7310 ACCBM 7443 BT4B 328864 G/HA4VA901 HJ 416 NKI 100/30 PSM 7585100 A51 SAF 1520 x 3.1/2 SAF 22538 x 6.13/16 SAF 22615 TUWK 1.7/16 LTA YAR 205-100-2FW/VA228

Model No.	Inner Diameter	Outer Diameter	Width	Type
32395
628/9-2Z
NU 1020 M/HC5C3
NUTR 15 A
SAF 1616 x 2.3/4