XI120288-N INA

Crossed roller bearings with internal gear teeth, lip seals on both sides

di	Bore Diameter	216 mm
Da	Outside Diameter	340 mm
H	Height	38 mm
≈m	Weight	12,121 kg
ha	Width outer ring	33 mm
La	Pitchcircle diameter fixing holes outer ring	324 mm
na	Number of fixing holes in outer ring	20
dB	Fixing bore	9 mm
da	Outside diameter inner ring	287 mm
Li	Pitchcircle diameter fixing holes inner ring	252 mm
ni	Number of fixing holes in inner ring	20
b	Width gearing	34 mm
m	Modul of gearing	4 mm
z	Number of teeth	56
d0	Pitch circle diameter gearing	224 mm
u	Protrusion lubrication nipple	6 mm
Fz norm	Max. tooth force root fatigue strenght	12.300 N
Fz max	Max. tooth force against tooth fracture	17.800 N
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	80 °C
Ca	Basic dynamic load rating, axial	135.000 N
C0a	Basic static load rating, axial	310.000 N
Cr	Basic dynamic load rating, radial (for radial load only)	96.000 N
C0r	Basic static load rating, radial (for radial load only)	153.000 N
VSPmax	Maximum bearing preload	0,02 mm
VSPmin	Min. bearing preload	0 mm
Fr zul	Max. radial load fixing screws (friction locking)	45.500 N
Gearing	Normalized gear teeth on bearing ring	N