Product details from catalogue Inquiry

Drawings:

B7210-E-2RSD-T-P4S-UL FAG


d Bore diameter 50 mm
D Outside diameter 90 mm
B Width 20 mm
Cr Basic dynamic load rating, radial 41.000 N
C0r Basic static load rating, radial 21.400 N
Cur Fatigue load limit, radial 2.260 N
nG Grease Limiting speed for grease lubrication 14.000 1/min
≈m Weight 469 g
da Diameter shaft shoulder 57 mm
da Diameter shaft shoulder clearance h12
Da Shoulder diameter outer ring 83 mm
Da Shoulder diameter outer ring clearance H12
ra max Maximum recess radius 1 mm
ra1 max Maximum recess radius 0,6 mm
a Distance between the apexes of the pressure cones 26,3 mm
rmin Minimum chamfer dimension 1,1 mm
r1 min Minimum chamfer dimension 1,1 mm
α Contact angle 25 °
Tmin Operating temperature min. -30 °C
Tmax Operating temperature max. 80 °C
FV L Preload force light 352 N
FV M Preload force medium 1.221 N
FV H Preload force heavy 2.553 N
KaE L Lift-off force light 1.027 N
KaE M Lift-off force medium 3.697 N
KaE H Lift-off force heavy 8.006 N
ca L Axial rigidity light 138 N/µm
ca M Axial rigidity medium 223 N/µm
ca H Axial rigidity heavy 303 N/µm
Contact angle Contact angle 25° E
Lubricant Standard
Sealing non-contact sealed on both sides and greased “for life” 2RSD
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