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

7208 ACD/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		23.1	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	31.9	kN
Basic static load rating	C₀	22.8	kN
Fatigue load limit	P_u	0.98	kN
Attainable speed for grease lubrication		16000	r/min
Attainable speed for oil-air lubrication		26000	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	200	N
Static axial stiffness, preload class A		127	N/µm
Preload class B	G_B	400	N
Static axial stiffness, preload class B		165	N/µm
Preload class C	G_C	800	N
Static axial stiffness, preload class C		218	N/µm
Preload class D	G_D	1600	N
Static axial stiffness, preload class D		294	N/µm
Calculation factors
Calculation factor	f	1.05
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

0.37

Model Number: 7208 ACD/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：2021-06-03
Application:chamfering machine etc,Pneumatic Control Valves,plastic molding,machining,Traffic Fire Protection Equipment Security equipment,forming machine,chemical instruments,Forklift industry,Small air generators,chamfer,tapping machine
Similar models:7208 BECBM 7208 ACD/HCP4A S7208 CD/P4A S7208 ACD/P4A 7208 ACD/P4A 7208 BEGAP 7208 BECBPH 7208 CD/P4A 7208 BEGBY 7208 BE-2RZP
BEARING POWER International Trading Co.,Ltd. specialize in 7208ACD/P4A products，there is large inventory of SKF 7208 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 7208 ACD/P4A Which SKF 7208ACD/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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15209	38.1	68.99	6.35	Seals
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18897	48.006	59.9948	7.0104	Seals
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6228/C3VL2071	140	250	42	Bearings, units and housings
65x85x10 HMS5 RG	65	85	10	Seals
7011 CE/HCP4AH1	55	90	18	Bearings, units and housings
91338	-	-	25.4	Seals
960 VRME R	921	-	-	Seals
K 32x37x27	32	37	27	Bearings, units and housings
SY 1/2 TF	12.7	-	-	Bearings, units and housings
SYFWK 15/16 LTA	23.812	-	-	Bearings, units and housings

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Hot number： 1100250 23244 CC/W33 50172 55x75x8 HMSA10 RG 609-2Z 6214-Z 624/HR11QN 7009 CE/P4AL 91364 9x22x7 HMS5 RG HM 3080 SAF 1511 T SAF 1518 x 3.1/4 TLC SNW 38x6.7/8 SSAFS 22522 x 4 T