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Cuscinetti a rullini014RNA4903

CUSCINETTO RULLINI RNA 4903

Cuscinetti a rullini · 30 × 13 mm

CUSCINETTO RULLINI RNA 4903 – Cuscinetti a rullini

Description

Single row needle roller bearings without an inner ring consist of an outer ring with a needle roller and cage assembly. They are an excellent choice for compact bearing arrangements in applications where hardened and ground raceways can be provided on the shaft. 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

Key data

Cuscinetti a rullini
Outside diameter
30mm
Width
13mm
Basic dynamic load rating
11.4kN
Basic static load rating
16.3kN
Limiting speed
20,000r/min
Reference speed
18,000r/min

Item details

Item
014RNA4903
Category
A.01.02
Unit of measure
PZ

Technical specifications

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

Dimensions4

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

Design9

SealingWithout
CageSheet steel
Material, bearingBearing steel
LubricantNone
Number of rows1
Relubrication featureWith
CoatingWithout
Outer ring typeMachined (solid)
Bearing partBearing without inner ring

Tolerances and clearance1

Tolerance classNormal

Classifications3

UNSPSC code31171512
EClass code23-05-09-03
Indicative carbon footprint for new product0.09kg CO2e