Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71803 ACD/P4

71803 ACD/P4

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		7.5	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	2.21	kN
Basic static load rating	C₀	1.53	kN
Fatigue load limit	P_u	0.064	kN
Attainable speed for grease lubrication		48000	r/min
Attainable speed for oil-air lubrication		75000	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	20	N
Static axial stiffness, preload class A		43	N/µm
Preload class B	G_B	60	N
Static axial stiffness, preload class B		67	N/µm
Preload class C	G_C	120	N
Static axial stiffness, preload class C		90	N/µm
Calculation factors
Calculation factor	f	1.1
Calculation factor	f₁	0.97
Calculation factor	f_2A	1
Calculation factor	f_2B	1.08
Calculation factor	f_2C	1.15
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

0.01

Model Number: 71803 ACD/P4
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:laser devices,textile machinery,joint protection,hydraulic cylinder buffer,Roller mill,Pneumatic Control Elements,Wire grinder,disposable,tobacco machinery,marine test,food testing
Similar models:71803 CD/HCP4 71803 ACD/P4 71803 CD/P4 71803 ACD/HCP4
BEARING POWER International Trading Co.,Ltd. specialize in 71803ACD/P4 products，there is large inventory of SKF 71803 ACD/P4 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 ACD/P4 Which SKF 71803ACD/P4 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.

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15462	39.4208	69.85	12.7	Seals
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471951	1794	-	-	Seals
51417 M	85	180	72	Bearings, units and housings
71915 CE/P4AL	75	105	16	Bearings, units and housings
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GE 60 ESX-2LS	60	90	36	Bearings, units and housings
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RN-5x27.8 BF/G2	-	-	5	Bearings, units and housings
S71905 ACE/HCP4A	25	42	9	Bearings, units and housings
SA 15 ES	15	-	12	Bearings, units and housings
SIL 30 C	30	-	22	Bearings, units and housings

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