SKF NJ 238 ECM bearings
Cylindrical roller bearings, single row, SKF Explorer

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SKF Cylindrical roller bearings, NJ design
Measurement system
Metric
Bore diameter
190.000 mm
Outside diameter
340.000 mm
Width
55.000 mm
Cr
800000 N
C0r
965000 N
Limiting speed
2200 r/min
Net weight
23.3 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 238 ECM

Part Number NJ 238 ECM
Brand SKF
Description Cylindrical roller bearings, single row, SKF Explorer
DIMENSIONS
d 190.0 mm Bore diameter
D 340.0 mm Outside diameter
B 55.0 mm Width
d1 244.0 mm Shoulder diameter of inner ring
D1 293.6 mm Shoulder diameter of outer ring
F 230.0 mm Chamfer dimension of loose flange ring
r1,2 min 4.0 mm Chamfer dimension
r3,4 min 4.0 mm Chamfer dimension
smax. 3.0 mm Permissible axial displacement
ABUTMENT DIMENSIONS
da min 207.0 mm Diameter of spacer sleeve
da max. 226.0 mm Diameter of spacer sleeve
db min 248.0 mm Diameter of shaft abutment
Da max 321.9 mm Diameter of housing abutment
ra max 3.0 mm Radius of fillet
CALCULATION DATA
C 800.0 kN Basic dynamic load rating
C0 965.0 kN Basic static load rating
Pu 98.0 kN Fatigue load limit
  2000.0 r/min Reference speed
  2200.0 r/min Limiting speed
kr 0.15 Minimum load factor
e 0.2 Limiting value
Y 0.6 Axial load factor
MASS
Mass 23.3 kgs Weight
SKF Cylindrical roller bearings, NJ design

SKF NJ 238 ECM, Cylindrical roller bearings, single row, SKF Explorer, ID: 190.0mm, OD: 340.0mm, Width: 55.0mm, Basic dynamic load rating: 800.0kN, Static load rating: 965.0kN, Limiting speed: 2200.0r/min.

SKF NJ 238 ECM, .

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