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MALAYA · Cylindrical Roller Bearings
NJ2228ECJ
Cylindrical Roller Bearings
- ⌀d140mm
- ⌀D250mm
- B68mm
MALAYA NJ2228ECJ is a cylindrical roller bearing manufactured to ISO dimensional and tolerance standards for industrial plant and OEM use. It has a 140 mm bore, a 250 mm outside diameter and a width of 68 mm. Supplied with CN internal clearance and steel cage. Rated to 4,800 rpm under oil lubrication. Dimensionally interchangeable with SKF NJ 2228 ECML and Timken NJ2228EMA.
Quoted the same working day. Orders placed before 4 PM dispatch same day.
Interchange
Same ISO envelope. These designations share the dimensions above and fit the same housing.
- SKFNJ 2228 ECML
- TimkenNJ2228EMA
Specification
Dimensions
| Bore Ø | 140mm |
|---|---|
| Outside Ø | 250mm |
| Width | 68mm |
| Mass | 15.3kg |
Design
| Type | Single Row Roller |
|---|---|
| Rolling element | Roller |
| Rows | Single Row |
| Sealing | Open |
| Cage | Steel |
| Clearance | CN |
| Precision | Grade 0 |
| Size standard | Metric System |
Performance
| Dynamic load C | 655kN |
|---|---|
| Static load C₀ | 830kN |
| Fatigue limit Pu | 93kN |
| Limiting speed (oil) | 4,800rpm |
| Limiting speed (grease) | 2,800rpm |
| Min temperature | -40°C |
| Max temperature | 120°C |
Nearest sizes
Same family, closest bore — the usual substitutions.