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  14. NN3084-AS-K-M-SP
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NN3084-AS-K-M-SP

Cylindrical roller bearing
Super precision cylindrical roller bearings NN30..-AS-K-M-SP, non-locating bearing, double row, with tapered bore, taper 1:12, separable, with cage
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NN3084-AS-K-M-SP
NN3084-AS-K-M-SP
NN3084-AS-K-M-SP
Main Dimensions & Performance Data
d
420 mm
Bore diameter
D
620 mm
Outside diameter
B
150 mm
Width
Cr
2,140,000 N
Basic dynamic load rating, radial
C0r
4,450,000 N
Basic static load rating, radial
Cur
440,000 N
Fatigue load limit, radial
nG Grease
1,220 1/min
Limiting speed for grease lubrication
nG Oil
1,440 1/min
Limiting speed for oil lubrication
≈m
150 kg
Weight
Mounting dimensions
da
479 mm
Diameter shaft shoulder
h12
Diameter shaft shoulder tolerance
Da
580 mm
Diameter of housing shoulder
H12
Shoulder diameter outer ring clearance
ra1 max
4 mm
Maximum recess radius
Dimensions
r1 min
5 mm
Minimum chamfer dimension
E
569 mm
Raceway diameter outer ring
ns
17.7 mm
Width of lubricating groove
ds
9.5 mm
Diameter lubrication hole
s
10 mm
Axial displacement
Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
150 °C
Operating temperature max.
Downloads:
Data sheet (PDF)
Your current product variant
CageMBrass Cage
Tolerance classSPTolerance class SP
Bore typeKTapered, taper 1:12
Change markAInternal Variant A
Radial internal clearanceC1 (Group 1)Internal clearance smaller than C2
Number of rolling element rows2Double-row design

Characteristics

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Knowledge Center

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  • Friction and Increases in Temperature

  • Load Carrying Capacity and Life

  • Lubrication

  • Mounting and Dismounting

  • Noise

  • Rigidity

  • Sealing of Bearing Positions

  • Speeds

  • Super precision cylindrical roller bearings

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