Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71926 CD/HCP4AL

71926 CD/HCP4AL

Dimensions

d		130	mm
D		180	mm
B		24	mm
d₁		145.4	mm
d₂		145.4	mm
D₁		164.6	mm
b		2.6	mm
C₁		13.3	mm
C₂		5.6	mm
C₃		2.9	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_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	92.3	kN
Basic static load rating	C₀	108	kN
Fatigue load limit	P_u	3.65	kN
Attainable speed for grease lubrication		8500	r/min
Attainable speed for oil-air lubrication		13000	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	350	N
Static axial stiffness, preload class A		152	N/µm
Preload class B	G_B	700	N
Static axial stiffness, preload class B		208	N/µm
Preload class C	G_C	1400	N
Static axial stiffness, preload class C		295	N/µm
Preload class D	G_D	2800	N
Static axial stiffness, preload class D		434	N/µm
Calculation factors
Calculation factor	f	1.25
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.18
Calculation factor	f_HC	1.04
Calculation factor	f₀	16.4

Mass

Mass bearing

1.3

Model Number: 71926 CD/HCP4AL
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:mechanical and electrical,switch,noise inspection,organic raw materials,chemical,car steering pin,motor,lifting equipment Hoisting hoist,animal,Low-voltage electrical equipment,food packaging
Similar models:S71926 CD/HCP4A 71926 CD/P4AL 71926 CD/P4AH1 S71926 CD/P4A 71926 ACD/HCP4AL 71926 CD/P4A 71926 ACD/P4A 71926 ACD/P4AL 71926 ACD/P4AH1 71926 CD/HCP4AH1
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Hot number： 15004 1726306-2RS1 BD-23096 CAK/W33-OH 3096 H 231/630 CA/W33 265x310x16 HDS1 R 305 VRME R 6001-2RSLTN9/HC5C3WT 627-RSH 71920 CD/HCP4AH1 H 2314 KM 25 NKXR 25 Z SAW 23218 TLC SIKAC 20 M SYNT 65 F