+86 15806631151 [email protected]
TFL BEARINGS
REQUEST A QUOTE
TS (Single Row Tapered Roller Bearings) (Imperial) 43112-43312

TS (Single Row Tapered Roller Bearings) (Imperial) 43112-43312

The 43112-43312 is a single-row tapered roller bearing with a 1.125″ bore and 3.125″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 20700 lbf radially and 6130 lbf thrust, suitable for demanding applications.

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

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for use in gearboxes, axles, or industrial machinery where combined loads are common.

Weighing 1.3 lb, it offers a balance of strength and manageability. Compliant with RoHS and REACH standards for safe and reliable performance.

Get A Free Quote
    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 43112-43312
  • Brand TFL
  • Interchangeable Timken
  • Size 1.125" x 3.125" x 1"
  • Bore Dia 1.125"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.125"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 0.9478"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.6875"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.03"
  • Cup Backface ToClear Radius 0.06"
  • Cone Frontface Backing Diameter 1.63"
  • Cone Backface Backing Diameter 1.67"
  • Cup Frontface Backing Diameter 2.94"
  • 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 43312
  • 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 1.3 lb

Features

Performance Features of 43112-43312 Bearing

43112-43312 Bearing is built with chrome steel rings and rollers, offering strong resistance to 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 wear.

How Is 43112-43312 Bearing Engineered for Reliability?

43112-43312 Bearing operates efficiently within a temperature range of -30° to 110°C, ensuring performance in varied conditions.
The tapered roller design distributes loads evenly, improving longevity and reducing stress.
With standard radial clearance options, it provides flexibility for different operational needs.

Built for Durability: 43112-43312 Bearing

43112-43312 Bearing’s chrome steel construction resists wear, extending its service life.
The open design simplifies lubrication, maintaining smooth operation over time.
Its ABEC-1 rating ensures consistent precision in industrial applications.

Steel vs Ceramic Bearings: Strengths of 43112-43312 Bearing

43112-43312 Bearing’s chrome steel rollers handle high dynamic thrust loads up to 6,130 lbf.
The single-row tapered design offers reliable performance in combined load scenarios.
Weighing just 1.3 lb, it balances strength and ease of installation.

Application

Industrial Uses of 43112-43312 Bearing
43112-43312 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 demanding environments.

In automotive applications, 43112-43312 Bearing fits well in wheel hubs and differential systems, providing reliable performance under varying loads. Its inch sizing makes it a straightforward replacement for Timken equivalents in many vehicles.

For industrial conveyor systems, 43112-43312 Bearing’s open design simplifies lubrication and maintenance, extending service life. The steel cage adds robustness, making it suitable for high-load scenarios.

Where Is 43112-43312 Bearing Used?
43112-43312 Bearing can be found in mining equipment, where its ability to manage radial and thrust loads is crucial. The standard radial clearance options allow for flexibility in different operating conditions.

In power transmission systems, 43112-43312 Bearing supports shafts and gears with consistent reliability. Its ABEC-1 rating ensures adequate precision for most industrial needs.

Built for Heavy-Duty Use: 43112-43312 Bearing
43112-43312 Bearing excels in forestry machinery, where rough terrain demands robust components. The tapered rollers distribute stress evenly, reducing wear over time.

Its compatibility with Timken designs makes it a cost-effective choice for maintenance teams. The temperature range of -30° to 110°C suits most outdoor applications.

Automotive vs Aerospace: Applications of 43112-43312 Bearing
In automotive settings, 43112-43312 Bearing handles wheel and drivetrain loads with ease. The inch measurements align with many North American vehicle standards.

While not typically used in aerospace, its durability makes it suitable for ground support equipment. The dynamic thrust rating ensures performance under heavy loads.

What Makes 43112-43312 Bearing a Preferred Choice?
43112-43312 Bearing’s steel cage and chrome steel rollers offer a balance of strength and longevity. It’s a go-to for industries needing reliable tapered roller bearings.

The straightforward lubrication requirements and open design simplify upkeep, reducing downtime in busy operations.

Q&A

SEND INQUIRY