BT2-8143/HA1

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 Diameter400.0mm
Outer Diameter540.0mm
Total width170.0mm
Inner ring width170.0mm
Outer ring width135.0mm
Contact angle11.667°

Performance

Basic dynamic load rating2782.0kN
Basic static load rating6300.0kN

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 weight106.0kg
eClass Code 23-05-09-10

Technical Parameters

Technical Parameters

Size

d400.0mm Hole diameter
D540.0mm Outer diameter
T170.0mm Total width
C135.0mm Outer ring width
d1 ≈430.0mm Shaft shoulder diameter
D1 ≈519.0mm Bearing housing shoulder diameter
D1 ≈522.0mm Bearing housing shoulder diameter
r1,2 min.3.3mm Inner ring chamfer size
r3,4 min.1.5mm Outer ring chamfer size
r3,4 min.1.5mm Outer ring chamfer size
a176.0mm Distance between pressure points

Data calculation

Basic dynamic load rating2782.0 Basic dynamic load rating
Basic static load rating6300.0 Basic static load rating
Fatigue load limit490.0 Fatigue load limit
Limit value0.31 Limit value
Calculation factor2.2 Calculation Factor
Calculation Factor3.3 Calculation factor
Calculation factor2.2 Calculation factor
Radial specific load rating680.0 Radial specific load rating
Axial specific load rating206.0 Axial specific load rating
Thrust coefficient1.89 Thrust coefficient

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