SKF NJ 2230 ECM bearings
Cylindrical roller bearings, single row, SKF Explorer

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SKF Cylindrical roller bearings, NJ design
Measurement system
Metric
Bore diameter
150.000 mm
Outside diameter
270.000 mm
Width
73.000 mm
Cr
735000 N
C0r
930000 N
Limiting speed
2800 r/min
Net weight
19.2 kgs
Number of rows
1
Sealing
Without
Cage
Brass
Bore type
Cylindrical
Outer diameter type
Cylindrical
Bearing material
Steel
Rolling material
Steel
Tolerance class
P6 running accuracy, Normal dimensional
Internal clearance
CN
Lubricant in bearing
None
Relubrication feature
None

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Technical specification for SKF NJ 2230 ECM

Part Number NJ 2230 ECM
Brand SKF
Description Cylindrical roller bearings, single row, SKF Explorer
M : Machined brass cage, rolling element centred
DIMENSIONS
d 150.0 mm Bore diameter
D 270.0 mm Outside diameter
B 73.0 mm Width
d1 194.0 mm Shoulder diameter of inner ring
D1 228.8 mm Shoulder diameter of outer ring
F 182.0 mm Chamfer dimension of loose flange ring
r1,2 min 3.0 mm Chamfer dimension
r3,4 min 3.0 mm Chamfer dimension
smax. 4.9 mm Permissible axial displacement
ABUTMENT DIMENSIONS
da min 164.0 mm Diameter of spacer sleeve
da max. 178.0 mm Diameter of spacer sleeve
db min 197.0 mm Diameter of shaft abutment
Da max 254.6 mm Diameter of housing abutment
ra max 2.5 mm Radius of fillet
CALCULATION DATA
C 735.0 kN Basic dynamic load rating
C0 930.0 kN Basic static load rating
Pu 100.0 kN Fatigue load limit
  2600.0 r/min Reference speed
  2800.0 r/min Limiting speed
kr 0.2 Minimum load factor
e 0.3 Limiting value
Y 0.4 Axial load factor
MASS
Mass 19.2 kgs Weight
SKF Cylindrical roller bearings, NJ design

SKF NJ 2230 ECM, Cylindrical roller bearings, single row, SKF Explorer, ID: 150.0mm, OD: 270.0mm, Width: 73.0mm, Basic dynamic load rating: 735.0kN, Static load rating: 930.0kN, Limiting speed: 2800.0r/min.

SKF NJ 2230 ECM, M : Machined brass cage, rolling element centred.

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