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TS (Single Row Tapered Roller Bearings) (Imperial) 377-372

TS (Single Row Tapered Roller Bearings) (Imperial) 377-372

The 377-372 is a single-row tapered roller bearing with a 2.0625″ bore and 3.937″ outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 23400 lbf radially and 3520 lbf thrust, making it versatile for various applications.

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

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

Weighing 1.8 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for diverse environments.

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Product Parameters

  • Part Number 377-372
  • Brand TFL
  • Interchangeable Timken
  • Size 2.0625" x 3.937" x 0.9842"
  • Bore Dia 2.0625"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.937"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.875"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.8592"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 0.9842"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.09"
  • Cup Backface ToClear Radius 0.08"
  • Cone Frontface Backing Diameter 2.28"
  • Cone Backface Backing Diameter 2.44"
  • Cup Frontface Backing Diameter 3.56"
  • Cup Backface Backing Diameter 3.39"
  • Cage Cone Frontface Clearance 0.09"
  • Cage Cone Backface Clearance 0.01"
  • Effective Center Location -0.15"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 377
  • Cup Part Number 372
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 375
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 23400 lbf
  • Static Radial Load 22700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 6070 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 3520 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 1.8 lb

Features

Performance Features of 377-372 Bearing

377-372 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 23,400 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 377-372 Bearing Engineered for Reliability?

377-372 Bearing features a tapered roller design, optimised for handling both radial and thrust loads.
The chrome steel construction provides excellent strength and resistance to wear.
Its standard radial clearance allows for smooth operation in diverse applications.
The bearing requires lubrication to maintain peak performance over time.

Built for Durability: 377-372 Bearing

377-372 Bearing’s single row construction ensures stability under high combined loads.
The precise tolerances on bore and outer diameters guarantee a secure fit.
With a static radial load capacity of 22,700 lbf, it delivers long-lasting performance.
The open seal type allows for easy lubrication and maintenance.

Steel vs Ceramic Bearings: Strengths of 377-372 Bearing

377-372 Bearing uses chrome steel for both rings and rollers, offering excellent durability.
This material choice provides better cost-effectiveness compared to ceramic alternatives.
The bearing’s ABEC-1 rating ensures reliable precision for most industrial applications.
Its standard radial clearance makes it versatile for various installation requirements.

Why Choose 377-372 Bearing for Precision Tasks?

377-372 Bearing’s tapered roller design ensures accurate load distribution.
The effective center location of -0.15″ enhances stability in precise applications.
With dynamic thrust rating of 3,520 lbf, it handles axial loads efficiently.
The steel cage maintains roller positioning, contributing to consistent performance.

Application

Industrial Uses of 377-372 Bearing
You’ll often spot 377-372 Bearing in heavy machinery like construction equipment, where its tapered roller design handles combined radial and thrust loads effortlessly. The chrome steel construction gives it lasting durability in tough working conditions.

Where Is 377-372 Bearing Used?
In automotive applications, 377-372 Bearing works well in wheel hubs and differential systems due to its precise imperial sizing. The steel cage keeps everything running smoothly even under constant vibration.

Built for Heavy-Duty Use: 377-372 Bearing
This bearing shines in conveyor systems that move heavy materials all day long. Its open design makes lubrication simple, helping maintain performance in dusty factory environments.

Automotive vs Aerospace: Applications of 377-372 Bearing
While commonly used in truck axles, 377-372 Bearing also appears in aircraft landing gear components. The ABEC-1 rating ensures reliable performance across different speed requirements.

Perfect Fit for Automation: 377-372 Bearing
Robotic assembly lines benefit from 377-372 Bearing’s consistent performance in repetitive motion applications. The standard radial clearance offers just the right balance between precision and durability.

Q&A

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