Front elevation · drawn to proportion
MALAYA · Needle Roller Bearings
NA4830
Needle Roller Bearings
- ⌀d150mm
- ⌀D190mm
- B40mm
MALAYA NA4830 is a needle roller bearing manufactured to ISO dimensional and tolerance standards for industrial plant and OEM use. It has a 150 mm bore, a 190 mm outside diameter and a width of 40 mm. Supplied with CN internal clearance and non-metallic cage. Rated to 2,800 rpm under oil lubrication. Dimensionally interchangeable with SKF NA 4830 and NTN NA4830.
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.
- SKFNA 4830
- NTNNA4830
Specification
Dimensions
| Bore Ø | 150mm |
|---|---|
| Outside Ø | 190mm |
| Width | 40mm |
| Mass | 2.72kg |
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 | 147kN |
|---|---|
| Static load C₀ | 415kN |
| Fatigue limit Pu | 46.5kN |
| Limiting speed (oil) | 2,800rpm |
| Limiting speed (grease) | 2,400rpm |
| Min temperature | -40°C |
| Max temperature | 120°C |