Front elevation · drawn to proportion
MALAYA · Needle Roller Bearings
RNA4944
Needle Roller Bearings
- ⌀d245mm
- ⌀D300mm
- B80mm
MALAYA RNA4944 is a needle roller bearing manufactured to ISO dimensional and tolerance standards for industrial plant and OEM use. It has a 245 mm bore, a 300 mm outside diameter and a width of 80 mm. Supplied with CN internal clearance and non-metallic cage. Rated to 1,400 rpm under oil lubrication. Dimensionally interchangeable with IKO RNA 4944.
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.
- IKORNA 4944
Specification
Dimensions
| Bore Ø | 245mm |
|---|---|
| Outside Ø | 300mm |
| Width | 80mm |
| Mass | 11.2kg |
Design
| Type | Single Row Roller |
|---|---|
| Rolling element | Roller |
| Rows | Single Row |
| Sealing | Open |
| Cage | Non-Metallic |
| Clearance | CN |
| Precision | Grade 0 |
| Size standard | Metric System |
Performance
| Dynamic load C | 536kN |
|---|---|
| Static load C₀ | 1,200kN |
| Fatigue limit Pu | 186kN |
| Limiting speed (oil) | 1,400rpm |
| Limiting speed (grease) | 1,100rpm |
| Min temperature | -40°C |
| Max temperature | 120°C |