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TS (Single Row Tapered Roller Bearings) (Imperial) HM88649A-HM88611AS

TS (Single Row Tapered Roller Bearings) (Imperial) HM88649A-HM88611AS

The HM88649A-HM88611AS is a single-row tapered roller bearing with a 1.375″ bore and 2.8593″ outer diameter, crafted from robust chrome steel. It handles combined loads up to 17300 lbf radially and 4180 lbf thrust, making it versatile for various applications.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for demanding environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing just 1.1 lb, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards, it’s a safe and practical choice for industrial use.

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Product Parameters

  • Part Number HM88649A-HM88611AS
  • Brand TFL
  • Interchangeable Timken
  • Size 1.375" x 2.8593" x 0.9999"
  • Bore Dia 1.375"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 2.8593"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.7812"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9999"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 1.69"
  • Cone Backface Backing Diameter 2.01"
  • Cup Frontface Backing Diameter 2.74"
  • Cup Backface Backing Diameter 2.32"
  • Cage Cone Frontface Clearance 0.1"
  • Cage Cone Backface Clearance 0.04"
  • Effective Center Location -0.18"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number HM88649A
  • Cup Part Number HM88611AS
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series HM88600
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 17300 lbf
  • Static Radial Load 21200 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 4480 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4180 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 1.1 lb

Features

How Does HM88649A-HM88611AS Bearing Handle Combined Loads?

HM88649A-HM88611AS Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and thrust loads.
Its dynamic radial load capacity reaches 17,300 lbf, ensuring reliable performance in demanding applications.
The steel cage maintains roller alignment, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

Structural Advantages of HM88649A-HM88611AS Bearing

HM88649A-HM88611AS Bearing features a single row tapered roller design, ideal for combined load applications.
The precise cone and cup dimensions ensure smooth operation and easy installation.
Its standard radial clearance allows for flexibility in different machinery setups.
The open seal type simplifies maintenance and lubrication processes.

Why Choose HM88649A-HM88611AS Bearing for Precision Tasks?

HM88649A-HM88611AS Bearing’s ABEC-1 rating ensures consistent performance in precision applications.
The chrome steel construction provides durability and resistance to wear under heavy loads.
Effective center location design enhances stability and reduces vibration.
With a weight of 1.1 lb, it balances strength and ease of handling.

Engineered for Reliability: HM88649A-HM88611AS Bearing

HM88649A-HM88611AS Bearing’s dynamic thrust rating of 4,180 lbf ensures dependable operation.
The steel cage and chrome steel rollers work together to minimise friction and heat generation.
Its standard radial clearance options cater to various industrial requirements.
Compliant with RoHS and REACH standards, it meets environmental and safety regulations.

Steel vs Ceramic Bearings: Strengths of HM88649A-HM88611AS Bearing

HM88649A-HM88611AS Bearing’s chrome steel construction offers a cost-effective solution without compromising performance.
The material choice ensures high load capacity and resistance to wear in harsh conditions.
Its compatibility with Timken bearings provides flexibility in replacements.
The tapered roller design efficiently manages both radial and axial loads.

Application

Industrial Uses of HM88649A-HM88611AS Bearing
HM88649A-HM88611AS Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is HM88649A-HM88611AS Bearing Used?
You’ll find HM88649A-HM88611AS Bearing in automotive applications such as wheel hubs and differential systems. Its inch sizing makes it a good fit for American-made vehicles and industrial gearboxes.

Built for Heavy-Duty Use: HM88649A-HM88611AS Bearing
HM88649A-HM88611AS Bearing excels in agricultural machinery, supporting high radial and thrust loads. The steel cage adds stability, making it reliable for long-term use in tractors and harvesters.

Automotive vs Aerospace: Applications of HM88649A-HM88611AS Bearing
In automotive settings, HM88649A-HM88611AS Bearing handles wheel and transmission loads, while in aerospace, it’s suited for auxiliary systems. Its ABEC-1 rating balances precision and cost-effectiveness.

Essential Roles of HM88649A-HM88611AS Bearing
HM88649A-HM88611AS Bearing is vital in mining equipment, where its robust design withstands harsh conditions. The open seal type allows for easy lubrication, extending service life in dusty environments.

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