NNU4932-S-M-SP FAG Catalog

Super precision cylindrical roller bearings NNU49..-S-M-SP, non-locating bearing, double row, separable, with cage

d	Bore diameter	160 mm
D	Outside diameter	220 mm
B	Width	60 mm
Cr	Basic dynamic load rating, radial	335.000 N
C0r	Basic static load rating, radial	680.000 N
Cur	Fatigue load limit, radial	83.000 N
nG Grease	Limiting speed for grease lubrication	3.400 1/min
nG Oil	Limiting speed for oil lubrication	4.000 1/min
≈m	Weight	6,682 kg
da	diameter shaft shoulder	177,2 mm
Da	diameter of housing shoulder	206,5 mm
ra1 max	Maximum recess radius	2 mm
r1 min	Minimum chamfer dimension	2 mm
F	Raceway diameter inner ring	178,5 mm
ns	Width of lubricating groove	6,5 mm
ds	Diameter lubrication hole	3,2 mm
s	Axial displacement	2,7 mm
Tmin	Operating temperature min.	-30 °C
Tmax	Operating temperature max.	150 °C
Cage	Brass Cage	M
Tolerance class	tolerance class SP	SP
Locating Feature , bearing outer ring	Lubrication holes and lubrication groove in outer ring	S
Radial internal clearance	Group 1 (C1)	C1