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Cuscinetti a rullini014NKI4230

CUSCINETTO RULLINI NKI 42/30

Cuscinetti a rullini · 42 × 57 × 30 mm

CUSCINETTO RULLINI NKI 42/30 – 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
42mm
Outside diameter
57mm
Width
30mm
Basic dynamic load rating
49kN
Basic static load rating
98kN
Limiting speed
10,000r/min

Item details

Item
014NKI4230
Category
A.01.02
Unit of measure
PZ

Technical specifications

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

Dimensions5

Bore diameter42mm
Outside diameter57mm
Width30mm
Radius of fillet (max.)0.3mm
Diameter of housing abutment (max.)55mm

Performance5

Basic dynamic load rating49kN
Basic static load rating98kN
Limiting speed10,000r/min
Reference speed8,500r/min
Fatigue load limit12.5kN

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 product0.82kg CO2e