TS (Single Row Tapered Roller Bearings) (Imperial) 43112-43315

The 43112-43315 is a single-row tapered roller bearing with a 1.125″ bore and 3.1562″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 20700 lbf radially and 6130 lbf in thrust, making it versatile for various applications.

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

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

Weighing 1.5 lb, it balances strength and manageability. Compliant with RoHS and REACH standards for safe and environmentally friendly use.

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Description

Features

Application

Q&A

Product Parameters

Part Number 43112-43315
Brand TFL
Interchangeable Timken
Size 1.125" x 3.1562" x 1.0625"
Bore Dia 1.125"
Bore Dia Tolerance +0.005" to 0
Outer Dia 3.1562"
Outer Dia Tolerance +0.001" to 0
Cone Width 0.9478"
Cone Width Tolerance +0.003" to -0.01
Cup Width 0.9375"
Cup Width Tolerance +0.002" to -0.01
Width 1.0625"
Width Tolerance +0.008" to 0
Cone Backface ToClear Radius 0.03"
Cup Backface ToClear Radius 0.090"
Cone Frontface Backing Diameter 1.63"
Cone Backface Backing Diameter 1.67"
Cup Frontface Backing Diameter 3.06"
Cup Backface Backing Diameter 2.64"
Cage Cone Frontface Clearance 0.13"
Cage Cone Backface Clearance 0.1"
Effective Center Location -0.08"
System of Measurement Inch
Type Bearing
Cone Part Number 43112
Cup Part Number 43315
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 43000
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 20700 lbf
Static Radial Load 17100 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 5360 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6130 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 1.500 lb

Features

Performance Features of 43112-43315 Bearing

43112-43315 Bearing is built with chrome steel rings and rollers, offering robust performance under combined loads.
Its dynamic radial load capacity reaches 20,700 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing friction.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 43112-43315 Bearing Engineered for Reliability?

43112-43315 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction resists wear, ensuring a long service life even under stress.
Its standard radial clearance provides flexibility for different operational needs.
Lubrication is required to maintain smooth performance and reduce maintenance intervals.

Designed for Durability: 43112-43315 Bearing

43112-43315 Bearing’s tapered rollers distribute loads evenly, minimising stress on individual components.
The steel cage maintains roller spacing, preventing misalignment and extending bearing life.
With an ABEC-1 rating, it balances precision and cost-effectiveness for various applications.
Its static radial load capacity of 17,100 lbf ensures reliability in stationary setups.

Steel vs Ceramic Bearings: Strengths of 43112-43315 Bearing

43112-43315 Bearing uses chrome steel for both rings and rollers, offering excellent strength and durability.
This material choice ensures reliable performance under high dynamic and static loads.
The bearing’s design focuses on longevity, with proper lubrication extending its operational life.
Its compatibility with Timken models adds versatility for replacement and interchangeability.

Application

Industrial Uses of 43112-43315 Bearing
43112-43315 Bearing is commonly used in heavy machinery like construction equipment and agricultural gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in tough working conditions.

What Makes 43112-43315 Bearing a Preferred Choice?
In automotive applications, 43112-43315 Bearing fits well in wheel hubs and drivetrains, offering reliable performance under both radial and thrust loads. Its inch sizing makes it a go-to for American and British vehicle models.

Built for Heavy-Duty Use: 43112-43315 Bearing
For industrial conveyor systems, 43112-43315 Bearing provides smooth operation thanks to its standard radial clearance and steel cage. The open design simplifies lubrication, extending service life in high-use environments.

Automotive vs Aerospace: Applications of 43112-43315 Bearing
While 43112-43315 Bearing excels in truck axles and off-road vehicles, its precision also suits aerospace landing gear components. The ABEC-1 rating ensures consistent performance across different industries.

Where Is 43112-43315 Bearing Used?
You’ll find 43112-43315 Bearing in mining equipment, where its dynamic load capacity handles harsh conditions. The tapered rollers distribute stress evenly, reducing wear over time.