748S/742 QRL Single Row Tapered Roller Bearings 76.2x150.0x44.45mm

Bearing 748S/742 QRL Single row tapered roller bearings 76.2x150.0x44.45mm

Tapered Roller Bearing Specification

Dimension(s):
Inside Diameter (d) = 3"
Outside Diameter (D) = 5.909"
Combined Width (T) = 1.3/4"
Width (B) = 1.8375"
Cup Width (C) = 1.7/16"

Load Rating(s):
Basic Dynamic Load Rating (kN) = 261
Basic Static Load Rating (kN) = 360

Speed Limitation(s):
Limiting Speed - Grease Lubrication (min-1) = 2400
Limiting Speed - Oil Lubrication (min-1) = 3200

Alternative Part Number(s):
748S/742, 748S 742

Taper Roller Bearing Description

Tapered roller bearings are separable into a cone assembly and a cup. The non-separable cone assembly consists of the inner ring, the rollers, and a cage that retains and evenly spaces the rollers. The cup is simply the outer ring.

Taper Roller Bearings Applications

Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction. In recent years, our company has introduced a series of advanced equipment including double-end face grinding machine etc., flaw detector...In addition, we have obtained ISO9001: 2008 certificates. Selling well in all cities and provinces around China, our products are also exported to clients in such countries and regions as Europe, America, Middle East, Africa and Southeast Asian.

Zhonglu Auto Bearing Co., Ltd. — 20 Years of Expertise in R&D and Production of Automotive Bearings. Source Factory Direct Supply, Dedicated to Serving Global Wholesale Clients!

We are a Guangzhou-based integrated manufacturer and wholesaler of automotive bearings, with 20 years of experience in R&D and manufacturing. We strictly limit our business scope and do not serve any end retail customers. We focus on providing high-quality, self-produced bearing products to wholesalers, importers, and distributors in Southeast Asia, Africa, Europe, America, Central Asia, and other regions, fully ensuring our partners' regional pricing power and profit margins.

Core Advantages:
In-House Factory, Direct Supply: Independently produce a full range of products including universal joints, wheel hub units, and transmission bearings, ensuring controlled quality and significant price advantages.
Global Market Compatibility: Products meet the needs of mainstream vehicle models in markets such as Southeast Asia, Africa, Europe, America, and Central Asia, supporting one-stop sourcing.
Consistent Quality, Batch Uniformity: Full oversight from materials to craftsmanship ensures reliable performance and high durability in every batch.
Customization Support, Brand Empowerment: Orders start from 200 pieces, with services including laser marking and custom packaging to help overseas clients build their own brands.
Our strong technical service team and perfect production management system can provide you with stable supply and high-quality services and products. Welcome to cooperate with us for mutual win.