SKF NJ 2220 ECM bearings
Cylindrical roller bearings, single row, SKF Explorer, Popular item
- Measurement system
- Metric
- Bore diameter
- 100.000 mm
- Outside diameter
- 180.000 mm
- Width
- 46.000 mm
- Cr
- 380000 N
- C0r
- 450000 N
- Limiting speed
- 4500 r/min
- Net weight
- 5.63 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
In stock
Technical specification for SKF NJ 2220 ECM
Part Number | NJ 2220 ECM | |
---|---|---|
Brand | SKF | |
Description | Cylindrical roller bearings, single row, SKF Explorer, Popular item M : Machined brass cage, rolling element centred |
|
DIMENSIONS | ||
d | 100.0 mm | Bore diameter |
D | 180.0 mm | Outside diameter |
B | 46.0 mm | Width |
d1 | 127.0 mm | Shoulder diameter of inner ring |
D1 | 155.6 mm | Shoulder diameter of outer ring |
F | 119.0 mm | Chamfer dimension of loose flange ring |
r1,2 min | 2.1 mm | Chamfer dimension |
r3,4 min | 2.1 mm | Chamfer dimension |
smax. | 2.5 mm | Permissible axial displacement |
ABUTMENT DIMENSIONS | ||
da min | 113.0 mm | Diameter of spacer sleeve |
da max. | 116.0 mm | Diameter of spacer sleeve |
db min | 130.0 mm | Diameter of shaft abutment |
Da max | 167.5 mm | Diameter of housing abutment |
ra max | 2.0 mm | Radius of fillet |
CALCULATION DATA | ||
C | 380.0 kN | Basic dynamic load rating |
C0 | 450.0 kN | Basic static load rating |
Pu | 54.0 kN | Fatigue load limit |
4000.0 r/min | Reference speed | |
4500.0 r/min | Limiting speed | |
kr | 0.2 | Minimum load factor |
e | 0.3 | Limiting value |
Y | 0.4 | Axial load factor |
MASS | ||
Mass | 5.63 kgs | Weight |
SKF NJ 2220 ECM, Cylindrical roller bearings, single row, SKF Explorer, Popular item, ID: 100.0mm, OD: 180.0mm, Width: 46.0mm, Basic dynamic load rating: 380.0kN, Static load rating: 450.0kN, Limiting speed: 4500.0r/min.
SKF NJ 2220 ECM, M : Machined brass cage, rolling element centred.
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