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Cuscinetti a rullini014NA49/28

CUSCINETTO RULLINI NA 49/28

Cuscinetti a rullini · 28 × 45 × 17 mm

CUSCINETTO RULLINI NA 49/28 – 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
28mm
Outside diameter
45mm
Width
17mm
Basic dynamic load rating
25.1kN
Basic static load rating
37.5kN
Limiting speed
14,000r/min

Item details

Item
014NA49/28
Category
A.01.02
Unit of measure
PZ

Technical specifications

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

Dimensions5

Bore diameter28mm
Outside diameter45mm
Width17mm
Radius of fillet (max.)0.3mm
Diameter of housing abutment (max.)43mm

Performance5

Basic dynamic load rating25.1kN
Basic static load rating37.5kN
Limiting speed14,000r/min
Reference speed12,000r/min
Fatigue load limit4.5kN

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 product0.36kg CO2e