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GB/T 273.3-2020: Rolling bearings - Boundary dimensions, general plan - Part 3:RAdial bearings Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid GB/T 273.3: Historical versions
Similar standardsGB/T 273.3-2020: Rolling bearings - Boundary dimensions, general plan - Part 3:RAdial bearings---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT273.3-2020GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 21.100.20 J 11 GB/T 273.3-2020 / ISO 15:2017 Replacing GB/T 273.3-2015 Rolling bearings – Boundary dimensions, general plan – Part 3: Radial bearings (ISO 15:2017, Rolling bearings – Radial bearings – Boundary dimensions, general plan, IDT) ISSUED ON: NOVEMBER 19, 2020 IMPLEMENTED ON: JUNE 01, 2021 Issued by: State Administration for Market Regulation; Standardization Administration of the People’s Republic of China. Table of ContentsForeword ... 3 Introduction ... 5 1 Scope ... 6 2 Normative references ... 6 3 Terms and definitions ... 6 4 Symbols ... 6 5 Boundary dimensions ... 7 Appendix A (Informative) Extension rules for the general plan of boundary dimensions of radial bearings ... 26 Bibliography ... 29ForewordGB/T 273, Rolling bearings - Boundary dimensions general plan, is divided into 3 parts: -- Part 1: Tapered roller bearings; -- Part 2: Thrust bearings; -- Part 3: Radial bearings. This Part is Part 3 of GB/T 273. This Part is drafted in accordance with the rules given in GB/T 1.1-2009. This Part replaces GB/T 273.3-2015 Rolling bearings - Boundary dimensions, general plan - Part 3: Radial bearings. Compared with GB/T 273.3-2015, the main technical changes are as follows: -- Supplement the width values and minimum single chamfer dimensions of some radial bearings in diameter series 8, 9, 0, and 1 (see Tables 2 ~ 5; Tables 2 ~ 5 of the 2015 edition); -- Expand the range of dimension section for radial bearings in diameter series 8, 9, 0, 1, 2, 3 and 4 (see Tables 2 ~ 8; Tables 2 ~ 8 of the 2015 edition); -- Include some normative references in the bibliography (see Bibliography; Chapter 2 of the 2015 edition). This Part is identical to ISO 15:2017, Rolling bearings - Radial bearings - Boundary dimensions, general plan by using the translation method. The documents of our country that have a consistent correspondence with the international documents that are referenced in this Part are as follows: -- GB/T 305-2019, Rolling bearings - Snap ring grooves and snap rings for radial bearings - Dimensions, geometrical product specifications (GPS) and tolerance values (ISO 464:2015, MOD) -- GB/T 6930-2002, Rolling bearings - Vocabulary (ISO 5593:1997, IDT) -- GB/T 20057-2012, Rolling bearings - Single-row cylindrical roller bearings - Chamfer dimensions for loose rib and non-rib sides (ISO 12043:2007, IDT) -- GB/T 20058-2017, Rolling bearings - Single-row angular contact ball bearings - Chamfer dimensions for outer ring non-thrust side (ISO 12044:2014, IDT) This Part makes the following editorial changes: Rolling bearings - Boundary dimensions, general plan - Part 3: Radial bearings1 ScopeThis Part of GB/T 273 specifies the preferred boundary dimensions of radial bearings in diameter series 7, 8, 9, 0, 1, 2, 3 and 4.2 Normative referencesThe 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 464, Rolling bearings - Radial bearings with locating snap ring - Dimensions, geometrical product specifications (GPS) and tolerance values ISO 5593, Rolling bearings - Vocabulary ISO 12043, Rolling bearings - Single-row cylindrical roller bearings - Chamfer dimensions for loose rib and non-rib sides ISO 12044, Rolling bearings - Single-row angular contact ball bearings - Chamfer dimensions for outer ring non-thrust side3 Terms and definitionsFor the purpose of this document, terms and definitions given in ISO 5593 apply. ISO and IEC maintain terminological databases for use in standardization at the following addresses: -- ISO Online browsing platform: available at https://wwwi.so.org/obp -- IEC Electropedia: http://www.electropedia.org/4 SymbolsFor the purpose of this document, the following symbols, as well as those given in ISO15241[3], apply to this document. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of English version of GB/T 273.3-2020 be delivered?Answer: The full copy PDF of English version of GB/T 273.3-2020 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice.Question 2: Can I share the purchased PDF of GB/T 273.3-2020_English with my colleagues?Answer: Yes. 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