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Cuscinetti a rullini014NKI3820

CUSCINETTO RULLINI NKI 38/20

Cuscinetti a rullini · 38 × 53 × 20 mm

CUSCINETTO RULLINI NKI 38/20 – 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
38mm
Outside diameter
53mm
Width
20mm
Basic dynamic load rating
31.5kN
Basic static load rating
55kN
Limiting speed
11,000r/min

Item details

Item
014NKI3820
Category
A.01.02
Unit of measure
PZ

Technical specifications

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

Dimensions5

Bore diameter38mm
Outside diameter53mm
Width20mm
Radius of fillet (max.)0.3mm
Diameter of housing abutment (max.)51mm

Performance5

Basic dynamic load rating31.5kN
Basic static load rating55kN
Limiting speed11,000r/min
Reference speed9,500r/min
Fatigue load limit6.8kN

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 product0.5kg CO2e