NNU4920K.M.HP

High-precision cylindrical roller bearings, double row, tapered bore, taper 1:12, floating bearing, three shoulders on outer ring, without shoulder on inner ring, diminished radial clearance, diminished tolerances, brass cage, rings and rolling elements made of high-quality roller bearing steel

Technical data

*) the unit "B" in the graphics corresponds in English to the unit "W" for "Width".

SLF Fraureuth - HG Zyl N NNU49
SLF Fraureuth - HG Zyl NNU49 Anschlussmaße

Dimensions

d(mm)100Bore diameter
D(mm)140Outer diameter
W(mm)40Width
rs min(mm)1.1Minimal edge distance
F(mm)113Raceway diameter inner ring
H(mm)125.8Shoulder diameter outer ring
s(mm)2Axial offset path

Connecting dimensions

da h12(mm)112Diameter of shaft shoulder
Da H12(mm)129Diameter of housing shoulder
ra max(mm)1.1Maximal rounding radius

Performance data

Cr(kN)128Dynamic load rating, radial
C0r(kN)254Static load rating, radial
Cur(kN)31.1Fatigue limit load, radial
nG Grease(min-1)5300Limit speed, grease lubrication
nG Oil(min-1)6300Limit speed, oil lubrication

Mass

kg1.85Mass

CAD Data