Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71940 CD/P4A

71940 CD/P4A

Dimensions

d		200	mm
D		280	mm
B		38	mm
d₁		224.7	mm
d₂		224.7	mm
D₁		255.3	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1	mm
a		51.3	mm

Abutment dimensions

d_a	min.	209	mm
d_b	min.	209	mm
D_a	max.	271	mm
D_b	max.	275	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		231.4	mm

Calculation data

Basic dynamic load rating	C	208	kN
Basic static load rating	C₀	265	kN
Fatigue load limit	P_u	7.2	kN
Attainable speed for grease lubrication		4800	r/min
Attainable speed for oil-air lubrication		7000	r/min
Ball diameter	D_w	25.4	mm
Number of balls	z	26
Reference grease quantity	G_ref	81	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	800	N
Static axial stiffness, preload class A		202	N/µm
Preload class B	G_B	1600	N
Static axial stiffness, preload class B		275	N/µm
Preload class C	G_C	3200	N
Static axial stiffness, preload class C		387	N/µm
Preload class D	G_D	6400	N
Static axial stiffness, preload class D		565	N/µm
Calculation factors
Calculation factor	f	1.23
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.09
Calculation factor	f_2D	1.15
Calculation factor	f_HC	1
Calculation factor	f₀	16.3

Mass

Mass bearing

6.1

Model Number: 71940 CD/P4A
Inner Diameter：200mm Outer Diameter：280mm Width：38mm
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:comprehensive experiment,EEG,Logistics Equipment,Gripper Swing,E Beauty,stamping die and its equipment,surgical instruments,Rolling mill,Insect Capture,safety testing,engine
Similar models:71940 CD/HCP4A 71940 CD/P4AH1 71940 CD/HCP4AH1 71940 ACD/P4A 71940 ACD/HCP4A 71940 ACD/HCP4AH1 71940 ACD/P4AH1 71940 CD/P4A
BEARING POWER International Trading Co.,Ltd. specialize in 71940CD/P4A products，there is large inventory of SKF 71940 CD/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71940 CD/P4A Which SKF 71940CD/P4A 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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62302-2RS1	15	42	17	Bearings, units and housings
GEP 260 FS	260	370	175	Bearings, units and housings
MB 19 A	95	133	-	Bearings, units and housings
MS 31/530	-	-	40	Bearings, units and housings
N 048	34.3916	-	239.8268	Bearings, units and housings
PSM 253030 A51	25	30	30	Bearings, units and housings
SAF 22624 x 4.1/8	104.775	-	-	Bearings, units and housings
T7FC 060T80/DTC15	60	125	80	Bearings, units and housings

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Hot number： 41186 470811 6006/HC5C3 71906 CD/P4A 7230 BCBM 84263 AOH 3068 G IR 38x43x30 K 81226 TN LL 575349/310 PCM 202310 E PCZ 2216 E SAL 15 ES SHR 65 W 61807 R