Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71828 CD/P4

71828 CD/P4

Dimensions

d		140	mm
D		175	mm
B		18	mm
d₁		151.3	mm
d₂		151.3	mm
D₁		163.71	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		30.2	mm

Abutment dimensions

d_a	min.	146	mm
d_b	min.	146	mm
D_a	max.	169	mm
D_b	max.	171.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		153.2	mm

Calculation data

Basic dynamic load rating	C	44.9	kN
Basic static load rating	C₀	62	kN
Fatigue load limit	P_u	2.12	kN
Attainable speed for grease lubrication		6300	r/min
Attainable speed for oil-air lubrication		10000	r/min
Ball diameter	D_w	10.319	mm
Number of balls	z	35
Reference grease quantity	G_ref	9.9	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	240	N
Static axial stiffness, preload class A		130	N/µm
Preload class B	G_B	720	N
Static axial stiffness, preload class B		226	N/µm
Preload class C	G_C	1440	N
Static axial stiffness, preload class C		336	N/µm
Calculation factors
Calculation factor	f	1.43
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	17.3

Mass

Mass bearing

0.8

Model Number: 71828 CD/P4
Inner Diameter：140mm Outer Diameter：175mm Width：18mm
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：2024-12-15
Application:stamping die,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,circulating pump,ventilator anesthesia machine etc,Beauty and Body,Body shaping,fabric products,coal mill,spreader series,Insect Capture,pneumatic Pump
Similar models:71828 ACD/HCP4 71828 ACD/P4 71828 CD/P4 71828 CD/HCP4
BEARING POWER International Trading Co.,Ltd. specialize in 71828CD/P4 products，there is large inventory of SKF 71828 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 71828 CD/P4 Which SKF 71828CD/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.

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980 VRME R	942	-	-	Seals
99165	42.0624	53.0098	17.5006	Seals
D/W RW168 R	6.35	9.525	3.967	Bearings, units and housings
HA 3138	176.2125	190	141	Bearings, units and housings
K 135x143x35	135	143	35	Bearings, units and housings
PWM 9010580	90	105	80	Bearings, units and housings

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