This standard specifies the technical conditions for five structural types of needle roller combined bearings:
——Needle roller and full complement thrust ball combined bearings;
——Needle roller and thrust ball combined bearings;
——Needle roller and thrust cylindrical roller combined bearings;
——Needle roller and angular contact ball combined bearings;
——Needle roller and three-point contact ball combined bearings. This standard applies to the production, inspection and user acceptance of needle roller combination bearings.
JB/T 8877-2001 history
2011JB/T 8877-2011 Rolling bearings.Combined needle roller bearings.Specifications
2001JB/T 8877-2001 Rolling bearings.Combined needle roller bearings.Specifications