Bearings
Tapered Roller Bearings
Metric Taper Roller Bearings
NTN Metric Taper Roller Bearings
Quick Code: BB-521288
4T-30302 NTN Tapered Roller Bearing
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Product Specification
Arrangement
Standard version
Cage
Sheet steel cage
Inside Diameter
15mm
Outside Diameter
42mm
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
14.25mm
Reference
4T-30302
Additional Reference:
10137530
Brand
NTN
Quick Order Code
BB-521288
Product Description
The 4T-30302 NTN Tapered Roller Bearing is a high-performance precision bearing designed for compact and demanding applications requiring reliable rotational performance and durability. This single-row metric tapered roller bearing offers exceptional reliability across a wide range of operational conditions.
Key Technical Specifications:
- Inside Diameter: 15mm
- Outside Diameter: 42mm
- Width: 14.25mm
- 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:
- Small precision machinery
- Automotive components
- Electric motors
- Precision instrumentation
- Compact mechanical systems
- Miniature gearboxes
- Robotics and automation equipment
Manufactured by NTN, a globally recognized leader in precision bearing technology, this tapered roller bearing provides excellent load-bearing capacity, low friction, and extended service life. Its compact design and robust construction make it an ideal solution for applications requiring high-precision performance in small-scale mechanical systems.

