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B7230-C-T-P4S-UL FAG

Spindle bearings B72..-C, adjusted, in pairs or sets, contact angle ? = 15°, restricted tolerances


d Bore diameter 150 mm
D Outside diameter 270 mm
B Width 45 mm
Cr Basic dynamic load rating, radial 232.000 N
C0r Basic static load rating, radial 178.000 N
Cur Fatigue load limit, radial 13.000 N
nG Grease Limiting speed for grease lubrication 4.500 1/min
nG Oil Limiting speed for oil lubrication 6.700 1/min
≈m Weight 9,978 kg
da Diameter shaft shoulder 178 mm
da Diameter shaft shoulder clearance h12
Da Shoulder diameter outer ring 241,5 mm
Da Shoulder diameter outer ring clearance H12
ra max Maximum recess radius 2,5 mm
ra1 max Maximum recess radius 2,5 mm
Etk min Minimum diameter injection pitch 190,9 mm
Etk max Maximum diameter injection pitch 201,9 mm
Etk1 min Minimum diameter injection pitch 190,9 mm
Etk1 max Maximum diameter injection pitch 201,9 mm
a Distance between the apexes of the pressure cones 50,6 mm
rmin Minimum chamfer dimension 3 mm
r1 min Minimum chamfer dimension 3 mm
α Contact angle 15 °
Tmin Operating temperature min. -30 °C
Tmax Operating temperature max. 100 °C
FV L Preload force light 1.401 N
FV M Preload force medium 4.337 N
FV H Preload force heavy 8.611 N
KaE L Lift-off force light 4.299 N
KaE M Lift-off force medium 14.296 N
KaE H Lift-off force heavy 30.211 N
ca L Axial rigidity light 163 N/µm
ca M Axial rigidity medium 269 N/µm
ca H Axial rigidity heavy 380 N/µm
Contact angle Contact angle 15° C
Lubricant Without
Sealing Without
Outer shape Standard
Cage Laminated fabric cage T
Tolerance class tolerance class P4S, FAG standard better than P4 to DIN 620 P4S
Arrangement bearing set Single bearing U
Preload preload light L