Bearings
Tapered Roller Bearings
Metric Taper Roller Bearings
NTN Metric Taper Roller Bearings
Quick Code: BB-521279
4T-302/28 STPX1 NTN Tapered Roller Bearing
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Product Specification
Arrangement
Standard version
Cage
Sheet steel cage
Inside Diameter
28mm
Outside Diameter
58mm
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
17.25mm
Reference
4T-302/28STPX1
Additional Reference:
10137516
Brand
NTN
Quick Order Code
BB-521279
Product Description
The 4T-302/28 STPX1 NTN Tapered Roller Bearing is a precision-engineered, high-performance metric bearing designed for demanding industrial applications that require reliable load support and exceptional durability.
Key Technical Specifications
- Inside Diameter: 28mm
- Outside Diameter: 58mm
- Width: 17.25mm
- Temperature Range: -40°C to +120°C
- Tolerance Class: P0/PN2 / ABEC 1
- Arrangement: Standard version
- Cage Material: Sheet steel
- Roller Rows: Single row bearing
Product Features
- Complete tapered roller bearing design
- Durable sheet steel cage construction
- Precision manufactured by NTN
- Optimal performance in challenging industrial environments
Typical Applications
- Automotive transmission systems
- Small machinery and precision equipment
- Electric motors
- Compact industrial gearboxes
- Aerospace and robotics components
- Precision engineering applications
Engineered for reliability and performance, this NTN tapered roller bearing provides exceptional load-bearing capabilities and consistent operational stability across diverse industrial applications. Its compact design and robust construction ensure optimal performance in extreme temperature conditions and high-stress environments.

