Product details from catalogue Inquiry

Drawings:

31308-XL-DF-A50-90 FAG


d Bore diameter 40 mm
D Outside diameter 90 mm
2B Inner ring total width 46 mm
2T Outer ring total width 50,5 mm
Cr Basic dynamic load rating, radial 153.000 N
C0r Basic static load rating, radial 165.000 N
Cur Fatigue load limit, radial 24.800 N
nG Limiting speed 8.700 1/min
nϑr Thermal speed rating 5.100 1/min
≈m Weight 1,52 kg
da max Maximum diameter of shaft shoulder 51 mm
Da max Maximum diameter of housing shoulder 81 mm
Ca min Minimum axial space 4 mm
r3, 4 min Minimum chamfer dimension of outer ring back face 1,5 mm
A Width of spacer 16,5 mm
Tmin Operating temperature min. -30 °C
Tmax Operating temperature max. 120 °C
e Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y 0,83
Y1 Dynamic axial load factor 0,82
Y2 Dynamic axial load factor 1,22
Y0 Static axial load factor 0,8
Tolerance class Normal (ISO 492:2014), Tolerance of radial runout tKia, tKea and axial runout tSia reduced PNXL
Heat treatment Standard
Cage Sheet steel cage, roller-guided Standard
Axial internal clearance Axial internal clearance between 50 and 90 µm A50-90
Quality level X-life XL
Number of rows Double-row 2
Matched arrangement X arrangement F