Spherical roller bearings 21315EAE4
Bearing number : 21315EAE4
Size (mm) : 75x160x37
Brand : NSK
Bore Diameter (mm) : 75
Outer Diameter (mm) : 160
Width (mm) : 37
Bearing dimensions and specification in NSK catalogue:
d - 75 mm
D - 160 mm
B - 37 mm
C - 37 mm
r min. - 2,1 mm
da min. - 87 mm
da max - 101 mm
Da min - 134 mm
Da max. - 148 mm
ra max. - 2 mm
Weight - 3,64 Kg
Basic dynamic load rating (C) - 250 kN
Basic static load rating (C0) - 325 kN
(Grease) Lubrication Speed - 3000 r/min
(Oil) Lubrication Speed - 3800 r/min
Calculation factor (e) - 0,22
Calculation factor (Y0) - 3
Calculation factor (Y2) - 4,6
Calculation factor (Y3) - 3,1
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Bearing Design for Electric Motors - nskeurope.c
As the development of more efficient electric motors continues to keep pace with upcoming regulations, it is important to ensure that all the components are engineered to the latest specifications, including the bearings. Tony Synnott, UK Engineering Manager for NSK Europe, explains how bearing design is affecting electric motor performance and reliability.
NSK 21315EAE4 Spherical Roller Bearing, Round Bore .
This NSK 21300 Series spherical roller bearing has a high-capacity steel cage, a CN radial clearance, P5 precision, an outer ring with center lubrication groove and three oil holes, and a round bore suitable for applications that support high radial and oscillating axial loads, such as in light rail wheel sets.
21315EAE4 – NSK Spherical Roller Bearing – 75x160x37
Spherical roller bearings can support axial forces in both directions and high radial forces. They are designed for very high load carrying capacity and, since they have the maximum possible number of large and particularly long barrel rollers, are also suitable for the heaviest loads. Datas of 21315EAE4 NSK Spherical Roller Bearing
Horton Bearing Services is one of the largest professional stockists, distributors and retailers of bearings and seals in South East Asia and the Far East. It primarily caters to the NSK TIMKEN FAG SKF Wholesale; Maintenance, Repair, and Overhaul (MRO); and Original Equipment Manufacturers (OEM) markets.
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