Technical Specifications
Overview
Precision Needle Roller Bearing
The NA4919UU is a high-performance needle roller bearing designed for applications where space is limited but high radial load capacity is essential. Featuring a robust outer ring and precision-engineered needle rollers, this component ensures smooth operation and reduced friction in demanding industrial machinery. It is an ideal solution for gearboxes and transmissions, offering durability and reliable performance under heavy loads.
Dimensions
- Bore Diameter (d)
- 95 mm
- Outer Diameter (D)
- 130 mm
- Width (B)
- 35 mm
- Inner Ring Width (C)
- 36 mm
Performance Metrics
Load Ratings
109,000 N
Dynamic Load Rating (C)
250,000 N
Static Load Rating (Co)
- Allowable Speed
- 1700 rpm
Technical Details
Mounting Dimensions
| Parameter | Value | Unit |
|---|---|---|
| Min. Shaft Diameter (da/min) | 101.5 | mm |
| Min. Housing Diameter (da/min) | 108 | mm |
| Max. Housing Diameter (Da/max) | 123.5 | mm |
- Features
- With Inner RingHigh Load CapacityNeedle Roller
Physical Properties
- Weight
- 1420 g
