Catalog: Needle Roller Bearings
Company/Brand: NTN Corporation Japan
low vibration bearings in Needle Roller Bearings by NTN Corporation Japan
expressed in net radial load for radial bearings and in net axial load for thrust ... bearings regarding this load value each table of ... it in the cor field for radial bearings and in coa field for thrust bearings ... static rated load n kgf for radial bearings cor for thrust bearings coa po max ... static bearing load n kgf for radial bearings por max for thrust bearings coa max 0 0 ... 0 1.0 0.25 2.0 0.5 3.0 0.75 table 2.5 lower limit value of safety factor s0 ... of revolving accuracy is allowed ex low speed revolution duty load application ... etc roller bearings ball bearings the sum of surface roughnesses of test ... 1 for the drawn-cup needle roller bearings 3 shall be adopted as so lower limit ... value 2 where vibration and shock load act on bearing po max ...

application good good good excellent in low temperature characteristic and anti- ... good suited to high temperature and low temperature low oil film strength and ... grease for universal type rolling bearings emulsified by excellent in water ... for use in wide temperature range from low to high temperature some of non-soap ... of base oil and thickener to vibration grease for universal type rolling ... bearings remarks the operating temperature range ... extreme pressure additives is used for bearings subjected to high load or shock load a ... and 2 or 3 are used for lubrication of bearings table 8.3 shows the general ... allowable operating temperature gets lower to avoid such characteristic variation ... for controlling temperature rise to a low rate too much fill amount of grease ...

and thereafter the shaft be rotated at low speed under no-load condition by the ... be presumed by measuring quantitatively vibration amplitude and frequency using a ... abnormal sound abnormal noise and vibration power operation abnormal temperature ... is also widely used for installation of bearings in heating the inner ring lowcorrosive ... removal dismounting some related bearings are removed from each shaft incurred by ... trouble of a machine in this case these bearings must be handled with good care ...