Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 7208 CD/P4A

7208 CD/P4A

Dimensions

d		40	mm
D		80	mm
B		18	mm
d₁		53.3	mm
d₂		53.3	mm
D₁		66.7	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm
a		17.1	mm

Abutment dimensions

d_a	min.	47	mm
d_b	min.	47	mm
D_a	max.	73	mm
D_b	max.	75.8	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		56.2	mm

Calculation data

Basic dynamic load rating	C	33.8	kN
Basic static load rating	C₀	24	kN
Fatigue load limit	P_u	1.02	kN
Attainable speed for grease lubrication		18000	r/min
Attainable speed for oil-air lubrication		30000	r/min
Ball diameter	D_w	11.112	mm
Number of balls	z	14
Reference grease quantity	G_ref	4.725	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	125	N
Static axial stiffness, preload class A		53	N/µm
Preload class B	G_B	250	N
Static axial stiffness, preload class B		71	N/µm
Preload class C	G_C	500	N
Static axial stiffness, preload class C		100	N/µm
Preload class D	G_D	1000	N
Static axial stiffness, preload class D		143	N/µm
Calculation factors
Calculation factor	f	1.05
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.01
Calculation factor	f_2C	1.03
Calculation factor	f_2D	1.05
Calculation factor	f_HC	1
Calculation factor	f₀	14.4

Mass

Mass bearing

0.37

Model Number: 7208 CD/P4A
Inner Diameter：40mm Outer Diameter：80mm 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：2024-12-13
Application:gear grinding machine,Other machinery,Body shaping,Pneumatic Actuator,internal combustion engine,cleaning agent,glass processing machine,spring industry,Low-voltage electrical equipment,industrial equipment,sheet industry
Similar models:7208 ACCBM 7208 BECBM 7208 BECBP 7208 BEGAY 7208 ACD/HCP4A S7208 ACD/P4A 7208 BEGAP 7208 BEGBY 7208 CD/P4A 7208 BE-2RZP
BEARING POWER International Trading Co.,Ltd. specialize in 7208CD/P4A products，there is large inventory of SKF 7208 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 7208 CD/P4A Which SKF 7208CD/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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13918	34.925	72	7.95	Seals
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25580/25522	44.45	82.931	26.988	Bearings, units and housings
29208	74.6252	85.8	4.57	Seals
80x125x12 HMS5 RG	80	125	12	Seals
AOH 241/900	850	900	575	Bearings, units and housings
MVR2-95	95	117	-	Seals
NK 7/12 TN	7	14	12	Bearings, units and housings
PBM 081412 M1	8	14	12	Bearings, units and housings
S71920 ACB/P4A	100	140	20	Bearings, units and housings
WS 81102	15		2.75	Bearings, units and housings

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