JB/T 10239—2001 This standard specifies the technical requirements, measurement methods, inspection rules, marking, packaging and storage of deep groove ball bearing stamped and rolled dust covers. This standard applies to manufacturer production inspection and user acceptance. This standard was first released in May 2001.
JB/T 10239-2001 history
2011JB/T 10239-2011 Rolling bearings.Curled shields for deep groove ball bearings.Specifications
2001JB/T 10239-2001 Rolling bearings.Specifications of curled shield for deep groove ball bearings