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Cuscinetti a rullini014NA4928

CUSCINETTO NA 4928

Cuscinetti a rullini · 140 × 190 × 50 mm

CUSCINETTO NA 4928 – Cuscinetti a rullini

Description

Single row needle roller bearings incorporate cylindrical rollers that are small in diameter relative to their length. Owing to their large number of rollers, the bearings have a high load carrying capacity. The outer ring includes two integral flanges to guide the bearing axially and an annular groove with one or more lubrication holes to facilitate relubrication.

  • High radial load carrying capacity
  • High stiffness
  • Low cross-sectional height
  • Accommodate axial displacement in both directions
  • Separable design

Key data

Cuscinetti a rullini
Bore diameter
140mm
Outside diameter
190mm
Width
50mm
Basic dynamic load rating
236kN
Basic static load rating
510kN
Limiting speed
2,800r/min

Item details

Item
014NA4928
Category
A.01.02
Unit of measure
PZ

Technical specifications

25 specifications · highlighted (yellow border): used as catalog filters

Dimensions5

Bore diameter140mm
Outside diameter190mm
Width50mm
Radius of fillet (max.)1.5mm
Diameter of housing abutment (max.)182mm

Performance5

Basic dynamic load rating236kN
Basic static load rating510kN
Limiting speed2,800r/min
Reference speed2,400r/min
Fatigue load limit58.5kN

Design11

SealingWithout
Radial internal clearanceCN
CageSheet metal
Material, bearingBearing steel
LubricantNone
Number of rows1
Relubrication featureWith
CoatingWithout
Performance classSKF Explorer
Outer ring typeMachined (solid)
Bearing partComplete bearing

Tolerances and clearance1

Tolerance classNormal

Classifications3

UNSPSC code31171512
EClass code23-05-09-03
Indicative carbon footprint for new product15.4kg CO2e