BT2B 332504/HA2

Double row tapered roller bearings

JOJI double row tapered roller bearings are available in a wide range of designs and types, such as double row tapered roller bearings of the TDI and TDO types, as well as paired single row tapered roller bearings. Depending on the design, the bearings are able to withstand high radial loads and bi-directional axial loads with high rigidity.

  • High radial load carrying capacity
  • Capable of withstanding bi-directional axial loads (except in tandem arrangement)
  • High rigidity
  • Low friction
  • Long service life

+86 13817962999

Overview
Technical Parameters

Overview

Skim Through

Size

Inner Diameter300.038mm
Outer Diameter422.275mm
Total width174.625mm
Inner ring width174.625mm
Outer ring width136.525mm
Contact angle12.65°

Performance

Basic dynamic load rating2177.0kN
Basic rated static load4750.0kN

Properties

Bearing parts Complete set of bearings
Number of columns 2
Locating features, bearing outer ring None
Hole type Cylindrical bore
Cage Steel plate
Arrangement of contact angles (double row bearing) Back-to-Back (O)
Mating Configuration None
Coated Without
Sealed Without
Seal Type Not Applicable
Lubricant None
Relubrication function Without

Logistics

Net weight71.6kg
eClass Code 23-05-09-10

Technical Parameters

Technical Parameters

Size

d300.038mm Hole diameter
D422.275mm Outer diameter
T174.625mm Total width
C136.525mm Outer ring width
d1 ≈357.0mm Shaft shoulder diameter
D1 ≈403.0mm Bearing housing shoulder diameter
D1 ≈403.0mm Bearing housing shoulder diameter
r1,2 min.6.4mm Inner ring chamfer size
r3,4 min.1.5mm Outer ring chamfer size
a162.0mm Distance between pressure points

Data calculation

Basic dynamic load rating2177.0 Basic dynamic load rating
Basic static load rating4750.0 Basic static load rating
Fatigue load limit400.0 Fatigue load limit
Limit value0.33 Limit value
Calculation factor2.0 Calculation Factor
Calculation Factor3.0 Calculation factor
Calculation factor2.0 Calculation factor
Radial Specific Load Rating540.0 Radial specific load rating
Axial specific load rating176.0 Axial specific load rating
Thrust coefficient1.73 Thrust coefficient

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