Hm803146/Hm803110 Hm807040/Hm807010 41.27mm Bore Single Row Solid Inch Tapered Roller Bearing

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Product Description

Basic Info.
Model NO.
HM803146/HM803110
Cage Type
Pressed Steel
Precision Class
P6(ABEC-3)
Internal Clearance
C2, C0, C3, C4
Hardness Value
HRC 60-65
Structure
Tapered
Number of Row
Single Row
Material
Chrome Steel
Component Type
Complete Set
Load Direction
Combined Radial and Axial Load
Lubrication
Oil or Grease Lubrication
Operating Temperature
-30°C to +120°C
Service Life
High Reliability
Origin
China
Product Overview

HM803146/HM803110 HM807040/HM807010 41.27mm Bore Single Row Solid Inch Tapered Roller Bearing

Maximize the efficiency of your industrial gearboxes, reducers, and conveyor systems with our inch tapered roller bearings. Designed with precise contact angles and strict Z2V2 vibration limits, these bearings significantly reduce operating friction and temperature during high-speed rotation. Our comprehensive inspection ensures zero defects. To enhance your wholesale distribution, we provide OEM branding support and custom packaging, featuring sturdy lid and base style boxes tailored to fit various bearing dimensions perfectly.

Specification
Model (Cone/Cup) SET No. d (mm) D (mm) T (mm) d (Inch) D (Inch) T (Inch) Weight (kg)
LM11749/LM11710SET117.46239.87813.8430.68751.570.5450.08
LM11949/LM11910SET219.0545.23715.4940.751.7810.610.12
M12649/M12610SET321.4350.00517.5260.84371.96870.690.16
L44649/L44610SET426.98850.29214.2241.06251.980.560.13
LM48548/LM48510SET534.92565.08818.0341.3752.56250.710.26
LM67048/LM67010SET631.7559.13115.8751.252.3280.6250.19
LM501349/LM501310SET4541.27573.43119.5581.6252.8910.770.32
HM212049/HM212011SET8166.675122.23838.12.6254.81251.51.98
Product Features
1. High Load Capacity: Designed to support both radial and axial loads simultaneously, suitable for heavy-duty applications.
2. Excellent Axial Load Performance: The tapered raceway design allows the bearing to carry large axial loads in one direction with stable performance.
3. Low Friction & Long Service Life: Precision rollers and raceways reduce friction, ensuring smooth operation and longer bearing life.
4. High Strength & Durability: Manufactured with high-quality bearing steel for excellent wear resistance and reliability.
5. Easy Installation and Maintenance: Separable structure allows convenient installation, inspection, and replacement.
Applications
Application Example

Engineered for high radial and axial loads, our tapered roller bearings are widely applied in the following sectors:

Main Industries:
• Automotive
• Construction & Mining
• Metallurgy

Key Equipment:
• Wheel Hubs & Axles
• Heavy-duty Gearboxes
• Rolling Mills
• Mining Conveyor Systems

Why Choose Us
Quality Control
Production Facility
OEM & Cross-Reference
OEM Support
Frequently Asked Questions
What quality certifications do your manufacturing facilities hold?
Quality is our top priority. All our production bases operate strictly under the ISO 9001:2015 Quality Management System. For high-precision and automotive-grade bearings, our facilities are certified with IATF 16949.
Do you accept OEM/ODM? Can you produce non-standard bearings?
Absolutely. Non-standard customization is one of our core strengths. Send us your drawings or samples. We support brand customization including laser marking and custom color boxes.
How do you guarantee the bearing quality?
We provide a 12-Month Warranty. Any manufacturing defects will be replaced for free. We 100% welcome Third-Party Inspections (SGS, Intertek, or BV) before shipment.
What are your shipping methods?
We offer Sea Freight (FCL/LCL), Air Freight for urgent orders, and International Express (DHL/FedEx/UPS) for samples. We can quote EXW, FOB, CIF, or DDP.
Can I get free samples before placing a bulk order?
Yes! We provide FREE samples for standard models. You only cover initial shipping, which is refunded upon your first official bulk order.
What is your standard lead time?
In-stock models: 3 to 7 days. Customized or out-of-stock items: Usually 15 to 30 days, depending on order complexity.

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