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FAG INA Schaeffler
INA
VI160288-N-ZT
Slewing ring, Four Point contact bearing, internal gear teeth VI160288-N-ZT
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Main Dimensions & Performance Data
d1
216 mm
Bore Diameter
daZT
287 mm
Diameter centring inner ring
-IT8
Diameter centring inner ring tolerance
T
2.5 mm
Length centering inner ring
H
39 mm
Height
Da
340 mm
Outside Diameter
Da ZT
338 mm
Diameter centring outer ring
-IT8
Diameter centring outer ring tolerance
T
6 mm
Length centering outer ring
ha
34 mm
Width outer ring
hi
34 mm
Width inner ring
0.04 mm
Normal radial clearance min.
0.16 mm
Normal radial clearance max.
0.07 mm
Normal axial clearance min.
0.26 mm
Normal axial clearance max.
≈m
12 kg
Weight

Dimensions
Di
287 mm
Inner diameter outer ring
La
324 mm
Pitchcircle diameter fixing holes outer ring
na
20
Number of fixing holes in outer ring
dB
9 mm
Fixing bore
da
289 mm
Outside diameter inner ring
Li
252 mm
Pitchcircle diameter fixing holes inner ring
ni
20
Number of fixing holes in inner ring
Fr zul
78,000 N
Max. radial load fixing screws (friction locking)
m
4 mm
Modul of gearing
z
56
Number of teeth
d0
224 mm
Pitch circle diameter gearing
b
34 mm
Width gearing
u
9.5 mm
Protrusion lubrication nipple
Fz norm
12,300 N
Max. tooth force root fatigue strenght (at a shock factor of 1,2)
Fz max
17,800 N
Max. tooth force against tooth fracture (at a shock factor of 1,35)

Temperature range
Tmin
-25 °C
Operating temperature min.
Tmax
80 °C
Operating temperature max.

Calculation factors
Ca
134,000 N
Basic dynamic load rating, axial
C0a
570,000 N
Basic static load rating, axial
Cr
122,000 N
Basic dynamic load rating, radial
C0r
260,000 N
Basic static load rating, radial

Your current product variant
CenteringZTCentering on inner and outer ring
GearingNNormalized gear teeth on bearing ring
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