The most common method of applying preload on a NTN bearing is change the relative position of the inner and outer rings of the NTN bearing in the axial direction while applying an axial load between bearings on opposing sides. There are two types of...
Date: 2021-08-09
The necessity of a proper fit of NTN bearings, improper fit may lead to damage and shorten bearing life, therefore it is necessary to make a careful investigation in selecting a proper fit....
Date: 2019-11-21
NTN began in 1918 when investor Noboru Niwa, his sales company Tomoe Trading Co., and engineer Jiro Nishizono joined together to design and manufacture the first NTN ball bearings. By 1939, NTN had constructed what would become its global manufacturi...
Date: 2018-11-02
NTN bearing cross reference can help you to match various other brand bearing to NTN bearings, NTN bearing cross reference chart, interchange guide....
Date: 2018-10-31
Normally, NTN bearings are used with a slight internal clearance under operating conditions. However, in some applications, NTN bearings are given an initial load; this means that the bearings internal clearance is negative before operation. This is...
Date: 2018-10-29
NTN bearing tolerances or dimensional accuracy and running accuracy, are regulated by ISO and JIS B 1514 standards (rolling bearing tolerances). For dimensional accuracy, these standards prescribe the tolerances necessary when installing bearings on...
Date: 2018-09-27
Dimensional and rotational accuracy The accuracy of NTN miniature and extra small ball bearings complies with JIS standards. Accuracy standards are listed in the Bearings Tolerances . Flange accuracies are listed as follows. Accuracy class Outer diam...
Date: 2018-09-19
A NTN rolling bearings major dimensions, known as boundary dimensions, are shown as below. Radial bearings (excluding tapered roller bearings) Tapered roller bearings Single direction thrust bearings To facilitate international bearing interchangeabi...
Date: 2018-08-09
Selection of NTN bearing arrangement, Bearing arrangement (distinction between fixed and floating-side),Bearing arrangement (Vertical shaft)...
Date: 2018-08-09
NTN rolling bearings are available in a variety of types, configurations, and sizes. When selecting the correct bearing for your application, it is important to consider several factors, and analyse in various means. As a general guideline, the basic...
Date: 2018-07-25
The nomenclature of NTN bearing numbers indicate bearing type, dimensions, tolerances, internal construction, and other related specifications. NTN bearing numbers are compreised of a "basic number" followed by "supplementary codes."...
Date: 2018-07-18
NTN roller bearing construction Most rolling bearings consist of rings with raceway (inner ring and outer ring), rolling elements (either balls or rollers) and cage. The cage separates the rolling elements at regular intervals, holds them in place wi...
Date: 2018-07-17