Product details from catalogue Inquiry

Drawings:

7308-B-XL-MPA-P5-UL FAG


d Bore diameter 40 mm
D Outside diameter 90 mm
B Width 23 mm
Cr Basic dynamic load rating, radial 57.000 N
C0r Basic static load rating, radial 34.500 N
Cur Fatigue load limit, radial 2.390 N
nG Limiting speed 13.500 1/min
nϑr Reference speed 7.100 1/min
≈m Weight 0,68 kg
da min Minimum diameter of shaft shoulder 49 mm
Da max Maximum diameter of housing shoulder 81 mm
Db max Maximum diameter of housing shoulder 84,4 mm
ra max Maximum fillet radius of shaft 1,5 mm
ra1 max Maximum fillet radius of housing 1 mm
rmin Minimum chamfer dimension 1,5 mm
r1 min Minimum chamfer dimension 1 mm
D1 Shoulder diameter on outer ring wide side face 71,28 mm
d1 Shoulder diameter on inner ring wide side face 59,99 mm
a Distance between the apexes of the pressure cones 39 mm
α Contact angle 40 °
Tmin Operating temperature min. -30 °C
Tmax Operating temperature max. 150 °C
Vmax Preload per set max. -8 µm
Tol(+) Tolerance for axial clearance or preload per set 6 µm
FV max Preload force 385 N
Design variant Design variant B B
Sealing not sealed Without
Cage solid brass cage, outer ring guided MPA
Tolerance class Class5 (P5), better than P6 P5
Bearing with matched conditions for fitting in pairs bearing set with light preload UL
Lubricant Bearing not greased. Without
Dimensional / heat stabilization Rings dimensional stabilized up to 150° S0