VLA200744-N INA Catalog

Slewing ring, four Point contact bearings, external gear

di	Bore Diameter	634 mm
hf IR	height of flange	12 mm
H	Height	56 mm
Da	Outside Diameter	838,1 mm
t	Length centering inner ring	12
ha	Width outer ring	44,5 mm
hi	height of individual ring	44,5 mm
≈m	Weight	54,5 kg
da	Outside diameter inner ring	742,5 mm
ni	Number of fixing holes in inner ring	16
Li	Pitchcircle diameter fixing holes inner ring	662 mm
dB	Fixing bore	18 mm
na	Number of fixing holes in outer ring	18
La	Pitchcircle diameter fixing holes outer ring	785 mm
dBa	Tread fixing bore	M12
Gl	Thread depth fixing hole	20 mm
hAIR	Ring cross section	20 mm
Fr zul	Max. radial load fixing screws (friction locking)	92.000 N
d0	Pitch circle diameter gearing	828 mm
m	Modul of gearing	6 mm
z	Number of teeth	138
Fz norm	Max. tooth force root fatigue strenght (at a shock factor of 1,2)	21.300 N
Fz max	Max. tooth force against tooth fracture (at a shock factor of 1,35)	31.500 N
Tmin	Operating temperature min.	-25 °C
Tmax	Operating temperature max.	80 °C
Ca	Basic dynamic load rating, axial	171.000 N
C0a	Basic static load rating, axial	530.000 N
Cr	Basic dynamic load rating, radial (for radial load only)	155.000 N
C0r	Basic static load rating, radial (for radial load only)	197.000 N
Gearing	Normalized gear teeth on bearing ring	N
Radial Clearance	standard radial clearance 0 to 0,5 and axial tilting clearance 0 to 0,7