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：2026-04-16
Application:rock drilling machinery,vertical pull,plant determination,reducer,Vertical pull,industrial equipment,surgical instruments,Small air generators,sawing machine,Medical room equipment,plastic molding
Similar models:71926 CD/HCP4AL 71926 ACD/P4AL 71926 CD/P4A S71926 ACD/HCP4A 71926 CD/HCP4AH1 71926 ACD/P4A 71926 CD/HCP4A 71926 ACD/HCP4AH1 S71926 ACD/P4A 71926 CD/P4AH1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
29226	74.6252	95.28	9.53	Seals
32710	82.8548	117.5	12.7	Seals
6028-Z	140	210	33	Bearings, units and housings
6205/HC5C3	25	52	15	Bearings, units and housings
7220 ACD/P4A	100	180	34	Bearings, units and housings
7322 BEP	110	240	50	Bearings, units and housings
81122 TN	110	145	25	Bearings, units and housings
87585	-	-	38.1	Seals
BEAS 030062-2RZ	30	62	28	Bearings, units and housings
K 45x50x17	45	50	17	Bearings, units and housings
PRMF 455045	45	50	45	Bearings, units and housings
S71926 CD/HCP4A	130	180	24	Bearings, units and housings

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Hot number： BD-230/500 CAK/W33-AOHX 30/500 G 23742 24152 CC/W33 28800 51417 M 7015 CE/P4A 71904 ACE/HCP4A 71916 CE/P4AL 81215 TN K 81244 M NJ 305 ECML NKX 30 PWM 708090 SSAFS 22518 x 3.1/8 T SSAFS 22536 x 6.3/8 TLC