Bearings
Tapered Roller Bearings
Metric Taper Roller Bearings
NTN Metric Taper Roller Bearings
Quick Code: BB-518180
4T-LM300849/811 NTN Tapered Roller Bearing
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Product Specification
Arrangement
Standard version
Cage
Sheet steel cage
Inside Diameter
41mm
Outside Diameter
68mm
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
17.5mm
Reference
4T-LM300849/811
Additional Reference:
10129404
Brand
NTN
Quick Order Code
BB-518180
Product Description
The 4T-LM300849/811 NTN Tapered Roller Bearing is a high-performance precision bearing designed for a wide range of industrial and mechanical applications. Manufactured by NTN, this single-row tapered roller bearing offers exceptional reliability and performance across diverse operating conditions.
Key Technical Specifications:
- Dimensional Attributes:
- Inside Diameter: 41mm
- Outside Diameter: 68mm
- Width: 17.5mm
- Structural Features:
- Arrangement: Standard version
- Cage Material: Sheet steel cage
- Roller Rows: Single row bearing
- Product Range: Complete tapered roller bearing
- Performance Characteristics:
- Temperature Range: -40°C to +120°C
- Tolerance Class: P0/PN2 / ABEC 1
Typical Applications:
This versatile bearing is suitable for various industrial environments, including:
- Automotive transmission systems
- Heavy machinery and construction equipment
- Agricultural machinery
- Industrial gearboxes and rotating equipment
- Wheel bearings and wheel hub assemblies
NTN's precision engineering ensures optimal performance, reduced friction, and extended service life in challenging operational conditions.

