SKF NNC4918CV bearings
NNC4918CV double row full complement cylindrical roller bearing

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SKF double row full complement cylindrical roller bearing, NNC design
Measurement system
Metric
Bore diameter
90.000 mm
Outside diameter
125.000 mm
Width
35.000 mm
Cr
161000 N
C0r
300000 N
Limiting speed
3000 r/min
Net weight
1.36 kg
Number of rows
2
Sealing
Without
Cage
Without
Bearing material
Steel
Rolling material
Steel
Tolerance class
Normal (PN)
Internal clearance
CN
Lubricant in bearing
None
Relubrication feature
With

In stock

Technical specification for SKF NNC4918CV

SKF NNC4918CV
Part Number NNC4918CV
Description Double row full complement cylindrical roller bearing
Axial displacement capability None
Number of rows 2
Cage Without
Number of flanges, outer ring 0
Number of flanges, inner ring 3
Dimensions
d 90.0 mm Bore diameter
D 125.0 mm Outside diameter
B 35.0 mm Width
d1 ≈ 103.0 mm Shoulder diameter inner ring
D1 ≈ 110.0 mm Shoulder diameter outer ring
b1 5.0 mm Width annular lubrication groove outer ring
K 3.5 mm Diameter lubrication hole (outer ring)
r1,2 min. 1.1 mm Chamfer dimension (open bearings)
Abutment Dimensions
da min. 95.4 mm Abutment diameter shaft
das 99.0 mm Abutment diameter shaft
Da max. 119.7 mm Abutment diameter housing
ra max. 1.0 mm Fillet radius
Calculation Data
C 161.0 kN Basic dynamic load rating
C0 300.0 kN Basic static load rating
Pu 35.5 kN Fatigue load limit
  3000.0 r/min Limiting speed
  2400.0 r/min Reference speed
kr 0.25 Minimum load factor
SKF double row full complement cylindrical roller bearing, NNC design

SKF NNC4918CV, Double row cylindrical roller bearings are designed to accommodate high to very high radial loads in combination with medium to high speeds. The SKF assortment includes many designs and variants, such as standard and full complement bearings and also greased and sealed bearings. Depending on the configuration of the outer and inner rings, the bearings are available in locating as well as non-locating designs.

  • Bore diameter: 90.0 mm
  • Outside diameter: 125.0 mm
  • Width: 35.0 mm
  • Basic dynamic load rating: 161.0 kN
  • Basic static load rating: 300.0 kN

 

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