bs2-2205-2rs/vt143

Spherical roller bearings with embedded seals for supplementary lubrication

Spherical roller bearings can withstand large axial loads in both directions. These bearings are self-aligning and can withstand misalignment and shaft deflection with little or no increase in friction or temperature. Under normal operating conditions, sealed bearings are virtually maintenance-free, which reduces maintenance costs and grease consumption. Designed with supplemental lubrication.

  • Can withstand misalignment
  • High load carrying capacity
  • Sealed for increased reliability with supplementary lubrication construction
  • Low friction
  • Long service life
  • Increased wear resistance

+86 13817962999

Overview
Technical Parameters

Overview

Skim Through

Size

Inner Diameter25.0mm
Outer Diameter52.0mm
Width23.0mm

Performance

Basic rated dynamic load49.9kN
Basic rated static load44.0kN
Limiting speed6300.0r/min
JOJI Performance Grade JOJI

Attribute

Number of columns 2
Locating feature, bearing outer ring without
Hole type Cylindrical hole
Cage Steel plate
Radial clearance CN
Tolerance class Normal
Dimensional tolerance class Normal
Tolerance class of runout P5
Sealing Sealed on both sides
Seal type Contact
Lubricant Grease
Relubrication function with

Logistics

Net weight0.206kg
eClass Code 23-05-09-11
UNSPSC Code 31171510

Technical Parameters

Technical Parameters

Size

d25.0mm Hole diameter
D52.0mm Outer diameter
B23.0mm Width
d2 ≈30.0mm Diameter of inner ring retaining edge
D1 ≈46.6mm Outer ring flange/groove diameter
b4.4mm Lubrication groove width
K2.0mm Lubrication hole diameter
r1,2 min.1.0mm Chamfer size

Shoulder size

da min.29.8mm Shaft shoulder diameter
da max.30.0mm Shaft shoulder diameter
Da max.46.4mm Bearing housing shoulder diameter
ra max.1.0mm Radius of rounded corners

Data calculation

JOJI Performance Class JOJI
Basic dynamic load rating C", "unit" : "kN49.9
Basic static load ratingC0 ", "unit" : "kN44.0
Fatigue load limitPu ", "unit" : "kN4.75
Limiting speed6300.0r/min
Limit value e0.35
Calculation coefficientY11.9
Calculation factorY22.9
Calculation factorY01.8

Tolerance class

Dimensional Tolerance Normal
Radial runout P5

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