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Cuscinetti a rullini014NA4911

CUSCINETTO RULLINI NA 4911

Cuscinetti a rullini · 55 × 80 × 25 mm

CUSCINETTO RULLINI NA 4911 – 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
55mm
Outside diameter
80mm
Width
25mm
Basic dynamic load rating
67kN
Basic static load rating
106kN
Limiting speed
7,000r/min

Item details

Item
014NA4911
Category
A.01.02
Unit of measure
PZ

Technical specifications

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

Dimensions5

Bore diameter55mm
Outside diameter80mm
Width25mm
Radius of fillet (max.)1mm
Diameter of housing abutment (max.)75mm

Performance5

Basic dynamic load rating67kN
Basic static load rating106kN
Limiting speed7,000r/min
Reference speed6,300r/min
Fatigue load limit13.4kN

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 product1.5kg CO2e