Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71818 CD/P4

71818 CD/P4

Dimensions

d		90	mm
D		115	mm
B		13	mm
d₁		98.2	mm
d₂		98.2	mm
D₁		107.1	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm
a		20.3	mm

Abutment dimensions

d_a	min.	94.6	mm
d_b	min.	94.6	mm
D_a	max.	110.4	mm
D_b	max.	113	mm
r_a	max.	1	mm
r_b	max.	0.3	mm
d_n		99.1	mm

Calculation data

Basic dynamic load rating	C	21.6	kN
Basic static load rating	C₀	26.5	kN
Fatigue load limit	P_u	1.1	kN
Attainable speed for grease lubrication		11000	r/min
Attainable speed for oil-air lubrication		17000	r/min
Ball diameter	D_w	7.144	mm
Number of balls	z	31
Reference grease quantity	G_ref	2.9	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	116	N
Static axial stiffness, preload class A		82	N/µm
Preload class B	G_B	350	N
Static axial stiffness, preload class B		142	N/µm
Preload class C	G_C	700	N
Static axial stiffness, preload class C		210	N/µm
Calculation factors
Calculation factor	f	1.33
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.09
Calculation factor	f_2C	1.16
Calculation factor	f_HC	1
Calculation factor	f₀	17.2

Mass

Mass bearing

0.28

Model Number: 71818 CD/P4
Inner Diameter：90mm Outer Diameter：115mm Width：13mm
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：2025-12-09
Application:safety testing,injection molding machine,Storage Device,wheel lathe,plastic molding,agricultural testing and analysis equipment and related,product accessories,decoration machinery,plastic rolling,Hair styling device,tower crane
Similar models:71818 ACD/HCP4 71818 CD/P4 71818 CD/HCP4 71818 ACD/P4
BEARING POWER International Trading Co.,Ltd. specialize in 71818CD/P4 products，there is large inventory of SKF 71818 CD/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 71818 CD/P4 Which SKF 71818CD/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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
1525 VRME R	1443	-	-	Seals
11730	30.1752	42.85	6.35	Seals
25037	63.5	90.018	10.998	Seals
32007 X/DF	35	62	-	Bearings, units and housings
33210/DF	50	90	-	Bearings, units and housings
7007 ACE/HCP4AH1	35	62	14	Bearings, units and housings
FY 20 FM	20	-	-	Bearings, units and housings
HE 3128 L	127	140	97	Bearings, units and housings
HM 231148/110	149.225	236.538	57.15	Bearings, units and housings
NKI 30/30 TN	30	45	30	Bearings, units and housings
SAF 22616 TLC	68.2625	-	-	Bearings, units and housings
W 40	202.7428	261.9502	-	Bearings, units and housings

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Hot number： 22220 E 23972 CCK/W33 319301 3308 ATN9 413753 50151 7012 ACE/HCP4A 71816 CD/P4 AOH 3156 G HE 3028 K 24x28x17 OH 32/750 H SAF 1518 TLC SAL 30 ESX-2LS SNL 3088