PRODUCTS


FAG
NNU4992-S-K-M-SP
Cylindrical roller bearing NNU4992-S-K-M-SP
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Main Dimensions & Performance Data
d
460 mm
Bore diameter
D
620 mm
Outside diameter
B
160 mm
Width
Cr
2,110,000 N
Basic dynamic load rating, radial
C0r
5,500,000 N
Basic static load rating, radial
Cur
560,000 N
Fatigue load limit, radial
nG Grease
1,120 1/min
Limiting speed for grease lubrication
nG Oil
1,320 1/min
Limiting speed for oil lubrication
≈m
132.6 kg
Weight

Mounting dimensions
da
506.8 mm
diameter shaft shoulder
h12
diameter shaft shoulder tolerance
Da
578 mm
diameter of housing shoulder
H12
diameter of housing shoulder tolerance
ra1 max
3 mm
Maximum recess radius

Dimensions
r1 min
4 mm
Minimum chamfer dimension
F
510 mm
Raceway diameter inner ring
ns
17.7 mm
Width of lubricating groove
ds
9.5 mm
Diameter lubrication hole
s
6.8 mm
Axial displacement

Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
150 °C
Operating temperature max.

Your current product variant
CageMBrass Cage
Tolerance classSPtolerance class SP
Bore typeKTapered, taper 1:12
Locating Feature , bearing outer ringSLubrication holes and lubrication groove in outer ring
Radial internal clearanceC1 (Group 1)Internal clearance smaller than C2
Number of rolling element rows2Double-row design
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