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Cuscinetti a rullini014NKI5525

CUSCINETTO RULLINI NKI 55/25 TN

Cuscinetti a rullini · 55 × 72 × 25 mm

CUSCINETTO RULLINI NKI 55/25 TN – 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
72mm
Width
25mm
Basic dynamic load rating
46.8kN
Basic static load rating
110kN
Limiting speed
7,500r/min

Item details

Item
014NKI5525
Category
A.01.02
Unit of measure
PZ

Technical specifications

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

Dimensions5

Bore diameter55mm
Outside diameter72mm
Width25mm
Radius of fillet (max.)0.6mm
Diameter of housing abutment (max.)68mm

Performance5

Basic dynamic load rating46.8kN
Basic static load rating110kN
Limiting speed7,500r/min
Reference speed6,700r/min
Fatigue load limit13.4kN

Design10

SealingWithout
Radial internal clearanceCN
CageNon-metallic
Material, bearingBearing steel
LubricantNone
Number of rows1
Relubrication featureWith
CoatingWithout
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 product0.94kg CO2e