Foreword
This document is drafted in accordance with the provisions of GB/T 1.1-2020 "Standardization Guidelines Part 1 Structure and Drafting Rules for Standardization Documents".
This document replaces GB/T5859-2008 "rolling bearing thrust spherical roller bearing dimensions" compared with GB/T 5859-2008, in addition to editorial changes, the main technical changes are as follows.
a) increased the "terms and definitions" and "code method" two chapters (see Chapter 3, Chapter 5).
b) Changed the definition of some symbols (see Chapter 4, Figure 1, Table 1 ~ Table 3, Chapter 3, Figure 1, Table 1, Table 3 of the 2008 edition); c) Expanded the range of sizes of thrust spherical roller bearings (see Table 1 ~ Table 3, Table 1, Table 3 of the 2008 edition) Please note that some of the contents of this document may involve patents. The issuer of this document does not assume responsibility for identifying patents. This document is presented by China Machinery Industry Federation.
This document is attributed by the National Rolling Bearing Standardization Technical Committee (SAC/TC98).
1 Scope
This document specifies the outline dimensions of thrust spherical roller bearings in accordance with GB/T 273.2-2018 This document applies to the design and selection of thrust spherical roller bearings (hereinafter referred to as "bearings").
2 normative reference documents
The content of the following documents through the normative references in the text and constitute the essential provisions of this document. Among them, note the date of the reference document, only the date of the corresponding version applies to this document; do not note the date of the reference document, its latest version (including all the change orders) applies to this document.
GB/T 272-2017 rolling bearing code method
GB/T 274 rolling bearing chamfer size maximum
GB/T 6930 rolling bearing vocabulary
3 Terminology and definitions
The terms and definitions defined in GB/T 6930 apply to this document.
4 Symbols
The following symbols are applicable to this document.
Unless otherwise specified, the symbols shown in Figure 1 and the values shown in Table 1~Table 3 indicate nominal dimensions.
5 Code Method
The code method of bearings shall conform to the provisions of GB/T272-2017
6 Marking
Thrust spherical roller bearings to "rolling bearing", bearing code and standard numbering order for marking, each paragraph between the empty distance of a Chinese character.
Example.
GB/T 5859-2023 in line with the size of the series 92 nominal bore 150mm thrust spherical roller bearings marked: rolling bearing GB/T 5859-2023
7 size
Size series 92 ~ size series 94 bearing dimensions should be in accordance with the provisions of Table 1 Table 3 respectively
Bibliography
