Bearings
Needle Roller Bearings
Combined Bearings
NKIB / NATB Series (Angular - Double Direction)
Quick Code: BB-424167
NKIB5903 Budget Needle Roller/Angular Contact Bearing
Also Try
NKX / NAX Series (Thrust Ball)
NKIA / NATA Series (Angular - Single Direction)
ZARN Series (Axial Cylindrical Roller)
ZARF Series (Axial Cylindrical Roller)
NKXR / NBX Series (Cylindrical Roller)
NKS & NKIS Series
Buy Now
Qty:
Product Specification
Brand
Budget
Inside Dia (d)
17mm
Outside Dia (D)
30mm
Width (B)
20mm
Quick Order Code
BB-424167
Product Description
The NKIB5903 Budget Needle Roller/Angular Contact Bearing is a versatile and reliable combined bearing designed for precision applications with compact space requirements.
Key Technical Specifications
- Bore Diameter: 17mm
- Outside Diameter: 30mm
- Width: 20mm
- Operating Temperature Range: -20°C to +120°C
Product Features
- Double directional axial component with needle/ball race design
- Dual lubrication compatibility: suitable for both grease and oil
- Outer ring features dedicated lubrication groove and hole for efficient lubricant distribution
- Unique construction with one narrow and one wide inner ring
- Plastic ball cage for enhanced performance and reduced friction
- Shoulder design at inner ring junction providing precise ball and cage guidance
- Capability to support axial forces alternating in direction
Recommended Applications
- Machine tool spindles
- Automotive transmission systems
- Precision rotating equipment
- Industrial machinery requiring bidirectional axial load support
- High-speed rotational mechanisms
- Equipment with limited radial space
The innovative design ensures reliable performance in complex mechanical environments, offering excellent load-handling capabilities and precision engineering at a budget-friendly price point.
Others also ordered
