Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71811 CD/P4

71811 CD/P4

Dimensions

d		55	mm
D		72	mm
B		9	mm
d₁		60.7	mm
d₂		60.7	mm
D₁		66.5	mm
r_1,2	min.	0.3	mm
r_3,4	min.	0.15	mm
a		13	mm

Abutment dimensions

d_a	min.	57	mm
d_b	min.	57	mm
D_a	max.	70	mm
D_b	max.	71.2	mm
r_a	max.	0.3	mm
r_b	max.	0.15	mm
d_n		61.3	mm

Calculation data

Basic dynamic load rating	C	10.1	kN
Basic static load rating	C₀	10.8	kN
Fatigue load limit	P_u	0.455	kN
Attainable speed for grease lubrication		18000	r/min
Attainable speed for oil-air lubrication		28000	r/min
Ball diameter	D_w	4.762	mm
Number of balls	z	29
Reference grease quantity	G_ref	0.88	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	55	N
Static axial stiffness, preload class A		53	N/µm
Preload class B	G_B	165	N
Static axial stiffness, preload class B		91	N/µm
Preload class C	G_C	330	N
Static axial stiffness, preload class C		135	N/µm
Calculation factors
Calculation factor	f	1.27
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	17.1

Mass

Mass bearing

0.081

Model Number: 71811 CD/P4
Inner Diameter：55mm Outer Diameter：72mm Width：9mm
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：2024-12-13
Application:lathe,other CNC,hydraulic connector,education model Instruments,Optical detection,medical equipment,rock drilling machinery,woodworking machinery,heating fans,knitted fabrics,food sterilization
Similar models:71811 CD/HCP4 71811 ACD/HCP4 71811 CD/P4
BEARING POWER International Trading Co.,Ltd. specialize in 71811CD/P4 products，there is large inventory of SKF 71811 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 71811 CD/P4 Which SKF 71811CD/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
17038	42.8752	79.38	9.53	Seals
18785	47.625	76.12	7.95	Seals
24040 CCK30/W33	200	310	109	Bearings, units and housings
60/600 MA	600	870	118	Bearings, units and housings
9701	24.9936	37.9984	5.9944	Seals
HJ 309 EC	45	64.4	11.5	Bearings, units and housings
N 334 ECM	170	360	72	Bearings, units and housings
NJ 2220 ECML	100	180	46	Bearings, units and housings
RSTO 17	22	40	15.8	Bearings, units and housings
SNL 3044 TURT	200	-	-	Bearings, units and housings
W 619/7 R	7	17	5	Bearings, units and housings
W 61917-2RS1	85	120	18	Bearings, units and housings

Purchase the SKF 71811 CD/P4 Please fill in the following

Hot number： 1013320 23088 CA/W33 2600332 34120 418500 47382 597589 7016 ACB/P4A 7036 ACD/P4AH1 87530 NU 2313 ECPH S7003 ACE/HCP4A SILKAC 6 M W 619/9 R-2RS1 W 6208-2Z