FAG B7228-C-T-P4S Bearing

FAG B7228-C-T-P4S spindle bearings | 140x250x42mm

Also known as : B7228-C-T-P4S

• Inside Diameter: 140 mm
• Outside Diameter: 250 mm
• Width: 42 mm
• Basic dynamic load rating: 224 kN
• Basic static load rating: 164 kN

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FAG B7228-C-T-P4S Bearing

Number	B7228-C-T-P4S
Type	FAG spindle bearings, adjusted, in pairs or sets
d	140 mm
D	250 mm
B	42 mm
a	47,1 mm
Da	226,5 mm	Tolerance: H12
da	163 mm	Tolerance: h12
Etk max	187 mm
Etk min	175,9 mm
Etk1 max	187 mm
Etk1 min	175,9 mm
r1 min	3 mm
ra max	2,5 mm
ra1 max	2,5 mm
rmin	3 mm
α	15 °	Contact angle
m	7,88 kg	≈ Mass
Cr	224000 N	Basic dynamic load rating, radial
C0r	164000 N	Basic static load rating, radial
Cur	12100 N	Fatigue limit load, radial
nG Fett	5000 1/min	Limiting speed for grease lubrication The limiting speeds are based on elastically preloaded single bearings.
nG Öl	7500 1/min	Limiting speed for minimal quantity oil lubrication The limiting speeds are based on elastically preloaded single bearings.
FV L	1353 N	Preload force
FV M	4185 N	Preload force
FV H	8302 N	Preload force
KaE L	4158 N	Lift-off force
KaE M	13825 N	Lift-off force
KaE H	29200 N	Lift-off force
ca L	155 N/µm	Axial rigidity
ca M	257 N/µm	Axial rigidity
ca H	362 N/µm	Axial rigidity

Nodes bearings have FAG B7228-C-T-P4S spindle bearings in stock, precision bearings, adjusted, in pairs or sets, contact angle α = 15°, restricted tolerances.