Cylindrical Roller Bearing Failure in Oil Flooded Screw Compressor / Vacuum pump
Cylindrical Roller Bearing Failure in Oil Flooded Screw Compressor / Vacuum pump
(OP)
Hello,
In the front of the male rotor shaft is roller bearing NU315ET Polyamide Cage, speed ca. 4900 rpm, gear ratio 1.65. Bearing has been damaged several times (blocked) and replaced by new one.
What should be internal clearance for this bearing, normal or C3? And maybe change the bearing manufacturer, at present is .......
Thank you for help.
Regards,
Viki
In the front of the male rotor shaft is roller bearing NU315ET Polyamide Cage, speed ca. 4900 rpm, gear ratio 1.65. Bearing has been damaged several times (blocked) and replaced by new one.
What should be internal clearance for this bearing, normal or C3? And maybe change the bearing manufacturer, at present is .......
Thank you for help.
Regards,
Viki





RE: Cylindrical Roller Bearing Failure in Oil Flooded Screw Compressor / Vacuum pump
If it is in dry service, you might get better information if you mention the make and model of the machine.
David Simpson, PE
MuleShoe Engineering
In questions of science, the authority of a thousand is not worth the humble reasoning of a single individual. Galileo Galilei, Italian Physicist
RE: Cylindrical Roller Bearing Failure in Oil Flooded Screw Compressor / Vacuum pump