NNU4988K.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)440Bore diameter
D(mm)600Outer diameter
W(mm)160Width
rs min(mm)4Minimal edge distance
F(mm)490Raceway diameter inner ring
H(mm)545Shoulder diameter outer ring
s(mm)6.8Axial offset path

Connecting dimensions

da h12(mm)487Diameter of shaft shoulder
Da H12(mm)558Diameter of housing shoulder
ra max(mm)4Maximal rounding radius

Performance data

Cr(kN)2040Dynamic load rating, radial
C0r(kN)5180Static load rating, radial
Cur(kN)409Fatigue limit load, radial
nG Grease(min-1)1200Limit speed, grease lubrication
nG Oil(min-1)1500Limit speed, oil lubrication

Mass

kg133Mass

CAD Data