Product details from catalogue Inquiry

Drawings:

VA250309-N INA

Slewing ring, four Point contact bearings, external gear


di Bore Diameter 235 mm
H Height 60 mm
Da Outside Diameter 408,4 mm
Di ZT Diameter centring outer ring 310 mm
T Length centering outer ring 3
t Length centering inner ring 8
ha Width outer ring 52,5 mm
hi height of individual ring 52,5 mm
≈m Weight 29,5 kg
da Outside diameter inner ring 310 mm
ni Number of fixing holes in inner ring 24
Li Pitchcircle diameter fixing holes inner ring 259 mm
dB Fixing bore 13 mm
na Number of fixing holes in outer ring 24
La Pitchcircle diameter fixing holes outer ring 359 mm
Fr zul Max. radial load fixing screws (friction locking) 86.000 N
d0 Pitch circle diameter gearing 400 mm
m Modul of gearing 5 mm
z Number of teeth 80
b Width gearing 52,5 mm
Fz norm Max. tooth force root fatigue strenght (at a shock factor of 1,2) 12.900 N
Fz max Max. tooth force against tooth fracture (at a shock factor of 1,35) 18.800 N
Tmin Operating temperature min. -25 °C
Tmax Operating temperature max. 80 °C
Ca Basic dynamic load rating, axial 255.000 N
C0a Basic static load rating, axial 640.000 N
Cr Basic dynamic load rating, radial (for radial load only) 232.000 N
C0r Basic static load rating, radial (for radial load only) 295.000 N
Gearing Normalized gear teeth on bearing ring N