Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7219 ACD/P4A

7219 ACD/P4A

Dimensions

d		95	mm
D		170	mm
B		32	mm
d₁		118.1	mm
d₂		118.1	mm
D₁		146.9	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1.1	mm
a		47.1	mm

Abutment dimensions

d_a	min.	107	mm
d_b	min.	107	mm
D_a	max.	158	mm
D_b	max.	163	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		124.4	mm

Calculation data

Basic dynamic load rating	C	133	kN
Basic static load rating	C₀	114	kN
Fatigue load limit	P_u	4.25	kN
Attainable speed for grease lubrication		7500	r/min
Attainable speed for oil-air lubrication		12000	r/min
Ball diameter	D_w	23.812	mm
Number of balls	z	15
Reference grease quantity	G_ref	34.314	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	850	N
Static axial stiffness, preload class A		280	N/µm
Preload class B	G_B	1700	N
Static axial stiffness, preload class B		365	N/µm
Preload class C	G_C	3400	N
Static axial stiffness, preload class C		482	N/µm
Preload class D	G_D	6800	N
Static axial stiffness, preload class D		649	N/µm
Calculation factors
Calculation factor	f	1.09
Calculation factor	f₁	0.99
Calculation factor	f_2A	1
Calculation factor	f_2B	1.01
Calculation factor	f_2C	1.02
Calculation factor	f_2D	1.05
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

2.7

Model Number: 7219 ACD/P4A
Inner Diameter：95mm Outer Diameter：170mm Width：32mm
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：2021-06-06
Application:Surveying Surveying Instruments,flexible processing,Dental Drill etc,gear grinding machine,paint paint,municipal machinery,Broadcasting System,diving equipment,garden machinery,medical treatment,Plastic Equipment
Similar models:7219 CD/P4A 7219 BEGAM 7219 CD/HCP4A 7219 BEGAPH 7219 BEP 7219 BECBP 7219 ACD/HCP4A 7219 BECBY 7219 BECBM 7219 ACD/P4A
BEARING POWER International Trading Co.,Ltd. specialize in 7219ACD/P4A products，there is large inventory of SKF 7219 ACD/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 7219 ACD/P4A Which SKF 7219ACD/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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Hot number： 2212 E-2RS1KTN9 22311 EK/VA405 29368 390 VRME R 7220 ACD/P4A BT4B 332659/HA1 FSYE 2 11/16N-118 HJ 10/500 HJ 2213 EC OKC 640 PNA 20/42 PWM 253040 SYWR 1.7/16 YTHR SNW 3128x4.15/16 SY 45 TR