SKF NNCL4912CV bearings
NNCL4912CV double row full complement cylindrical roller bearing

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SKF double row full complement cylindrical roller bearing, NNCL design
Measurement system
Metric
Bore diameter
60.000 mm
Outside diameter
85.000 mm
Width
25.000 mm
Cr
78100 N
C0r
137000 N
Limiting speed
4500 r/min
Net weight
0.442 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 NNCL4912CV

SKF NNCL4912CV
Part Number NNCL4912CV
Description Double row full complement cylindrical roller bearing, with integral sealing and relubrication feature
Axial displacement capability In both directions
Number of rows 2
Cage Without
Number of flanges, outer ring 0
Number of flanges, inner ring 3
Dimensions
d 60.0 mm Bore diameter
D 85.0 mm Outside diameter
B 25.0 mm Width
d1 ≈ 70.5 mm Shoulder diameter inner ring
E 77.51 mm Raceway diameter outer ring
b1 4.5 mm Width annular lubrication groove outer ring
K 3.5 mm Diameter lubrication hole (outer ring)
s max. 1.0 mm Permissible axial displacement from the normal position of one bearing ring relative to the other
r1,2 min. 1.0 mm Chamfer dimension (open bearings)
Abutment Dimensions
da min. 64.7 mm Abutment diameter shaft
Da max. 80.5 mm Abutment diameter housing
ra max. 1.0 mm Fillet radius
Calculation Data
C 78.1 kN Basic dynamic load rating
C0 137.0 kN Basic static load rating
Pu 14.3 kN Fatigue load limit
  4500.0 r/min Limiting speed
  3600.0 r/min Reference speed
kr 0.25 Minimum load factor
SKF double row full complement cylindrical roller bearing, NNCL design

SKF NNCL4912CV, 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: 60.0 mm
  • Outside diameter: 85.0 mm
  • Width: 25.0 mm
  • Basic dynamic load rating: 78.1 kN
  • Basic static load rating: 137.0 kN

 

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