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Cuscinetti a rullini014NA4903

CUSCINETTO RULLINI NA 4903

Cuscinetti a rullini · 17 × 30 × 13 mm

CUSCINETTO RULLINI NA 4903 – 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
17mm
Outside diameter
30mm
Width
13mm
Basic dynamic load rating
11.4kN
Basic static load rating
16.3kN
Limiting speed
20,000r/min

Item details

Item
014NA4903
Category
A.01.02
Unit of measure
PZ

Technical specifications

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

Dimensions5

Bore diameter17mm
Outside diameter30mm
Width13mm
Radius of fillet (max.)0.3mm
Diameter of housing abutment (max.)28mm

Performance5

Basic dynamic load rating11.4kN
Basic static load rating16.3kN
Limiting speed20,000r/min
Reference speed18,000r/min
Fatigue load limit1.96kN

Design10

SealingWithout
Radial internal clearanceCN
CageSheet metal
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 product0.14kg CO2e