Bearings
Tapered Roller Bearings
Metric Taper Roller Bearings
NTN Metric Taper Roller Bearings
Quick Code: BB-521179
30221 U NTN Tapered Roller Bearing
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Product Specification
Arrangement
Standard version
Cage
Sheet steel cage
Inside Diameter
105mm
Outside Diameter
190mm
Product range
Complete tapered roller bearing
Roller rows
Single row bearing
Temperature range
-40 to +120 °C
Tolerance class
Tolerance class P0/PN2 / ABEC 1
Width
78mm
Reference
30221U
Additional Reference:
10137289
Brand
NTN
Quick Order Code
BB-521179
Product Description
The 30221 U NTN Tapered Roller Bearing is a high-performance precision bearing designed for demanding industrial applications requiring reliable rotational performance and durability.
Key Technical Specifications:
- Inside Diameter: 105mm
- Outside Diameter: 190mm
- Width: 78mm
- Arrangement: Standard version
- Roller Configuration: Single row bearing
- Cage Material: Sheet steel cage
- Tolerance Class: P0/PN2 / ABEC 1
- Operating Temperature Range: -40°C to +120°C
Typical Applications:
- Automotive transmission systems
- Heavy machinery and industrial equipment
- Gearbox and differential assemblies
- Wheel bearings for trucks and commercial vehicles
- Agricultural and construction machinery
This NTN tapered roller bearing offers excellent load-bearing capacity, precise performance, and reliable operation across a wide temperature range, making it ideal for critical rotating equipment in challenging environments.