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TS (Single Row Tapered Roller Bearings) (Metric) X30312-Y30312

TS (Single Row Tapered Roller Bearings) (Metric) X30312-Y30312

The 3490-3420-B is a single row tapered roller bearing with a flange, measuring 1.5″ x 3.125″ x 1.1721″. Made from durable chrome steel, it handles combined loads with a dynamic radial load capacity of 23500 lbf.
Its flanged cup design ensures secure positioning, while the open seal allows for easy lubrication. 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 heavy-duty applications like axles or industrial gearboxes where combined loads are common.
Weighing 2 lb, it’s sturdy yet manageable for its size, and complies with RoHS and REACH standards. The ABEC-1 rating ensures consistent performance for general industrial use.

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Product Parameters

  • Part Number X30312-Y30312
  • Brand TFL
  • Interchangeable Brand Timken
  • System of Measurement Metric
  • Type Bearing
  • Sizes 60 mm x 130 mm x 33.5 mm
  • Cone Part Number X30312
  • Cup Part Number Y30312
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 130 mm
  • Outer Dia Tolerance -0.02mm to 0
  • Cone Width 31 mm
  • Cone Width Tolerance -0.15mm to 0
  • Cup Width 26 mm
  • Cup Width Tolerance -0.2mm to 0
  • Width 33.5 mm
  • Width Tolerance +0.2mm to 0
  • Cone Backface ToClear Radius 3.05 mm
  • Cup Backface ToClear Radius 2.54 mm
  • Cone Frontface Backing Diameter 69 mm
  • Cone Backface Backing Diameter 74 mm
  • Cup Frontface Backing Diameter 121.90 mm
  • Cup Backface Backing Diameter 116.08 mm
  • Cage Cone Frontface Clearance 4.8 mm
  • Cage Cone Backface Clearance 1.8 mm
  • Effective Center Location -7.1 mm
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 30312
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 45225 lbf
  • Static Radial Load 49725 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 11745 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 6930 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 4.41 lb

Features

Performance Features of 3490-3420-B Bearing

3490-3420-B Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 23,500 lbf, ensuring reliable performance in tough conditions.

The tapered roller design provides smooth operation and efficient load distribution.
With a standard radial clearance, it suits various industrial applications.

3490-3420-B Bearing operates within a temperature range of -30° to 110°C.
Its steel cage keeps the rollers aligned, reducing wear and extending service life.

The flanged cup design simplifies installation and enhances stability.
This bearing is interchangeable with Timken models, offering flexibility in replacements.

Application

Industrial Uses of 3490-3420-B Bearing
The 3490-3420-B Bearing is commonly used in heavy machinery like construction equipment, where its tapered roller design handles combined loads efficiently.
Its flanged cup provides extra stability, making it suitable for applications with frequent alignment adjustments.

Where Is 3490-3420-B Bearing Used?
You’ll often find 3490-3420-B Bearing in agricultural machinery, such as tractor transmissions, due to its robust chrome steel construction.
The inch sizing ensures compatibility with older American-made equipment, simplifying replacements.

Built for Heavy-Duty Use: 3490-3420-B Bearing
3490-3420-B Bearing excels in mining equipment, where its dynamic radial load capacity withstands harsh conditions.
The open seal design allows for easy relubrication, extending service life in dusty environments.

Automotive vs Aerospace: Applications of 3490-3420-B Bearing
In automotive drivetrains, 3490-3420-B Bearing supports high torque loads, while its precision suits aerospace landing gear components.
The steel cage ensures durability in both high-vibration and low-temperature scenarios.

Essential Roles of 3490-3420-B Bearing
3490-3420-B Bearing is a go-to for industrial fans, balancing radial and thrust loads with minimal maintenance.
Its ABEC-1 rating offers reliable performance without over-engineering for general machinery applications.

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