Standard No.:	GB/T 20058-2017
English Name:	Rolling bearings-Single-row angular contact ball bearings-Chamfer dimensions for outer ring non-thrust side
Chinese Name:	滚动轴承 单列角接触球轴承 外圈非推力端倒角尺寸
Professional Classification:	GB    National Standard
ICS Classification:	21.100.20 21.100.20    Rolling bearings 21.100.20
Issued by:	AQSIQ; SAC
Issued on:	2017-11-01
Implemented on:	2018-5-1
Status:	valid
Superseding:	GB/T 20058-2006 Rolling bearings—Single-row angular contact ball bearings—Chamfer dimensions for outer ring non-thrust side
Language:	English
File Format:	PDF
Word Count:	3500 words
Price(USD):	100.0
Delivery:	via email in 1 business day

Rolling bearings - Single-row angular contact ball bearings - Chamfer dimensions for outer ring non-thrust side 1 Scope This standard specifies chamfer dimensions for outer ring, non-thrust side of single-row angular contact ball bearings, where the dimensions differ from those specified in ISO 15 [1]. It is applicable to bearings in the diameter series 9, 0 and 2 for contact angles, up to and including 30°, and in the diameter series 2 and 3 for contact angles over 30°. 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 of the referenced document (including any amendments) applies. ISO 5593 Rolling bearings - Vocabulary ISO 15241 Rolling bearings - Symbols for physical quantities 3 Terms and definitions For the purposes of this document, the terms and definitions given in ISO 5593 apply. 4 Symbols For the purposes of this document, the symbols given in ISO 15241 and the following apply. The symbols shown in Figure 1 and the values given in Table 1 denote nominal dimensions unless specified otherwise. d: bearing bore diameter r1: chamfer dimension of outer ring non-thrust side

Foreword I 1 Scope 2 Normative references 3 Terms and definitions 4 Symbols 5 Chamfer dimensions Bibliography