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：2021-06-07
Application:Other Machine Tools,shaft milling machine,preservation equipment,industrial equipment,printing equipment,Hydraulic Hose,car,Spectral Products,comprehensive experiment,engine,Laser Cutting
Similar models:71811 ACD/HCP4 71811 CD/P4 71811 CD/HCP4
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
BD-21308 EK-AH 308	35	90	23	Bearings, units and housings
238/1060 CAMA/W20	1060	1280	165	Bearings, units and housings
718/710 ACMB	710	870	74	Bearings, units and housings
71916 CD/P4AH1	80	110	16	Bearings, units and housings
7238 BCBM	190	340	55	Bearings, units and housings
99870	72	81.915	22.225	Seals
90x130x12 CRW1 R	90	130	12	Seals
FSAF 1615 x 2.1/2	63.5	-	-	Bearings, units and housings
FY 15 FM	15	-	-	Bearings, units and housings
H 2340	180	200	176	Bearings, units and housings
HK 3518 RS	35	42	18	Bearings, units and housings
XHCE 040/OK 90	90	318	-	Coupling systems

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

Hot number： 11672 30222 31870 7017 CB/HCP4AL 95x145x12 HMS5 RG 970 VE R C 3172 M FSAF 1517 x 2.7/8 T FSAF 22520 x 3.1/2 GB 3038 PBM 240260140 M1G1 RNA 4900.2RS S7012 CD/HCP4A S7024 CB/HCP4A W 638/3-2Z