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TS (Single Row Tapered Roller Bearings) (Metric) 31310

TS (Single Row Tapered Roller Bearings) (Metric) 31310

The 443-432AB is a single-row tapered roller bearing with a flange, measuring 1.25″ x 3.625″ x 1.1772″. Made from durable chrome steel, it handles combined loads up to 28500 lbf radially and 3600 lbf thrust.

Its flanged cup design keeps it securely in place, while the open seal allows for easy lubrication. The steel cage ensures smooth operation even under heavy loads.

This bearing is interchangeable with Timken models, making it a practical choice for replacements. It works well in temperatures from -30°C to 110°C, suitable for industrial machinery or automotive applications.

Weighing 2.4 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 31310
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Metric
  • Type Bearing
  • Sizes 50 mm x 110 mm x 29.25 mm
  • Cone Part Number X31310M
  • Cup Part Number Y31310M
  • Bore Dia 50 mm
  • Bore Dia Tolerance -0.012mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.018mm to 0
  • Cone Width 27 mm
  • Cone Width Tolerance -0.1mm to 0
  • Cup Width 19 mm
  • Cup Width Tolerance -0.2mm to 0
  • Width 29.25 mm
  • Width Tolerance +0.2mm to 0
  • Cone Backface ToClear Radius 2.54 mm
  • Cup Backface ToClear Radius 2.03 mm
  • Cone Frontface Backing Diameter 63 mm
  • Cone Backface Backing Diameter 75 mm
  • Cup Frontface Backing Diameter 104.40 mm
  • Cup Backface Backing Diameter 92.96 mm
  • Cage Cone Frontface Clearance 4.6 mm
  • Cage Cone Backface Clearance 4.3 mm
  • Effective Center Location 5.6 mm
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 31310M
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 33075 lbf
  • Static Radial Load 29700 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 8595 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12150 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 2.65 lb

Features

How Is 443-432AB Bearing Engineered for Reliability?

443-432AB Bearing features a single row tapered roller design, ideal for handling combined loads with ease.
Its chrome steel construction ensures durability, even under dynamic radial loads up to 28,500 lbf.

The flanged cup design provides secure mounting, reducing misalignment risks during operation.
With a standard radial clearance, it offers smooth performance across a wide temperature range.

443-432AB Bearing’s steel cage maintains roller alignment, extending its service life.
Its ABEC-1 rating guarantees consistent precision for industrial applications.

Application

Industrial Uses of 443-432AB Bearing
443-432AB Bearing is commonly used in heavy machinery, such as construction equipment and agricultural gear, where its tapered roller design handles combined loads effectively. The flanged cup adds stability, making it ideal for applications requiring precise alignment.

In automotive settings, 443-432AB Bearing supports wheel hubs and differential systems, ensuring smooth performance under varying loads. Its chrome steel construction offers durability, while the open design simplifies lubrication.

For industrial conveyors, 443-432AB Bearing’s robust build and standard radial clearance provide reliable operation in high-load scenarios. The steel cage enhances longevity, even in demanding environments.

What Makes 443-432AB Bearing a Preferred Choice?
443-432AB Bearing excels in applications like gearboxes and power transmission systems, where its tapered rollers distribute loads evenly. The inch sizing ensures compatibility with North American machinery standards.

Its flanged design also makes 443-432AB Bearing suitable for mounting in confined spaces, such as pump systems. The ABEC-1 rating balances precision and cost-effectiveness for general industrial use.

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