Standard No.:	JB/T 10239-2011
English Name:	Rolling bearings—Curled shields for deep groove ball bearings—Specifications
Chinese Name:	滚动轴承 深沟球轴承用卷边防尘盖 技术条件
Chinese Classification:	J11    Rolling bearing
Professional Classification:	JB    Professional Standard - Machinery
ICS Classification:	21.100.20 21.100.20    Rolling bearings 21.100.20
Issued by:	Ministry of Industry and Information Technology
Issued on:	2011-12-20
Implemented on:	2012-4-1
Status:	valid
Superseding:	JB/T 10239-2001 Rolling bearings ― Specifications of curled shield for deep groove ball bearings
Language:	English
File Format:	PDF
Word Count:	2000 words
Price(USD):	204.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the technical requirements, detection methods, inspection rules, mark and packaging of curled shields for deep groove ball bearings (hereinafter referred to as shield). This standard is applicable to the production, inspection and acceptance of shield. 2 Normative References The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition (including any amendments) is applicable to this document.

Foreword I 1 Scope 2 Normative References 3 Terms and Definitions 4 Symbols (see Figure 1) 5 Technical Requirements 5.1 Materials 5.2 Tolerance 5.3 Curled Slot with Elasticity 5.4 Surface Treatment 5.5 Appearance Quality 5.6 Other 6 Detection Methods 7 Inspection Rules 8 Mark 9 Rustproof Packaging and Storage Appendix A (Normative) Equant Slot Number