Slewing Ring Bearings

VSA250855-N Slewing Ring Bearings

LILY Interchangeable From INA
VSA250855-N Slewing Ring Bearings
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Specifications
Part Number VSA250855-N
di 755 mm
Da 997 mm
Di 853 mm
DiZT 855 mm Tolerance: +IT8
d0 981 mm
da 857 mm
diZT 757 mm Tolerance: +IT8
H 80 mm
La 916 mm
Li 795 mm
Tooth modulus 9 mm
Number of fixing holes in outer ring(na) 28
Number of fixing holes in inner ring(ni) 28
Number of teeth(z) 109
weight(w) 145 kg
Maximum permissible radial load against friction lock(Frper) 338800 N
Maximum permissible tooth force (dedendum fatigue strength) Fznorm 55100 N
Max. permissible tooth force against tooth fracture in dedendum(Fzmax) 80200 N
Basic dynamic load rating, axial(Ca) 415000 N
Basic static load rating, axial(C0a) 3050000 N
Basic dynamic load rating, radial(Cr) 375000 N
Basic static load rating, radial(C0r) 1390000 N
Min. radial bearing clearance 0,03
Maximum radial bearing clearance 0,13
Min. axial tilting clearance 0,05
Maximum axial tilting clearance 0,24
Taper type lubrication nipples, DIN 71412-A M10x1, spaced uniformly on circumference 4
VSA250855-N Slewing Ring Bearings

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