Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71803 CD/HCP4

71803 CD/HCP4

Dimensions

d		17	mm
D		26	mm
B		5	mm
d₁		20.1	mm
d₂		20.1	mm
D₁		23	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		5.4	mm

Abutment dimensions

d_a	min.	19	mm
d_b	min.	19	mm
D_a	max.	24	mm
D_b	max.	25.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		20.4	mm

Calculation data

Basic dynamic load rating	C	2.34	kN
Basic static load rating	C₀	1.6	kN
Fatigue load limit	P_u	0.068	kN
Attainable speed for grease lubrication		63000	r/min
Attainable speed for oil-air lubrication		100000	r/min
Ball diameter	D_w	2.381	mm
Number of balls	z	18
Reference grease quantity	G_ref	0.09	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	12	N
Static axial stiffness, preload class A		20	N/µm
Preload class B	G_B	37	N
Static axial stiffness, preload class B		34	N/µm
Preload class C	G_C	75	N
Static axial stiffness, preload class C		50	N/µm
Calculation factors
Calculation factor	f	1.1
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.1
Calculation factor	f_2C	1.18
Calculation factor	f_HC	1.02
Calculation factor	f₀	16.2

Mass

Mass bearing

0.009

Model Number: 71803 CD/HCP4
Inner Diameter：17mm Outer Diameter：26mm Width：5mm
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:atomizer class,plastic rolling,preservation equipment,Other Machine Tools,coupling type,Leather Products,car instrument,Antenna Potentials,construction machinery and equipment,machine tool spindle,flow control valve
Similar models:71803 CD/HCP4 71803 ACD/P4 71803 ACD/HCP4 71803 CD/P4
BEARING POWER International Trading Co.,Ltd. specialize in 71803CD/HCP4 products，there is large inventory of SKF 71803 CD/HCP4 Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71803 CD/HCP4 Which SKF 71803CD/HCP4 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
115x135x12 CRW1 R	115	135	12	Seals
440x480x20 HDS1 V	440	480	20	Seals
7408	19.05	25.4	3.18	Seals
ECY 215	-	-	-	Bearings, units and housings
FSAF 22611 T	49.2125	-	-	Bearings, units and housings
FYTB 1/2 RM	12.7	-	-	Bearings, units and housings
NJ 1076 MA	380	560	82	Bearings, units and housings
RNA 4832	175	200	40	Bearings, units and housings
S71909 ACE/HCP4A	45	68	12	Bearings, units and housings
SAF 22516 x 2.5/8 TLC	66.675	-	-	Bearings, units and housings
SSAFS 23038 KAT x 7	177.8	-	-	Bearings, units and housings
STO 40 X	40	80	20	Bearings, units and housings

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