標(biāo)準(zhǔn)編號:	GB/T 25763-2024
中文名稱:	滾動軸承 汽車變速箱用滾針軸承
英文名稱:	Rolling bearings—Needle roller bearings for automotive transmission
中標(biāo)分類:	J11    滾動軸承
行業(yè)分類:	GB    國家標(biāo)準(zhǔn)
ICS分類:	21.100.20 21.100.20    滾動軸承 21.100.20
發(fā)布機(jī)構(gòu):	國家市場監(jiān)督管理總局 國家標(biāo)準(zhǔn)化管理委員會
發(fā)布日期:	2024-09-29
實(shí)施日期:	2025-1-1
標(biāo)準(zhǔn)狀態(tài):	valid
替代舊標(biāo)準(zhǔn):	GB/T 25763-2010 滾動軸承 汽車變速箱用滾針軸承
翻譯語言:	英文
文件格式:	PDF
中文字符數(shù):	29000 字
翻譯價(jià)格(元):	2030.0
交付時(shí)間:	付款后 1~5 個工作日

Rolling bearings - Needle roller bearings for automotive transmission 1 Scope This document specifies the code method, structural type, overall dimension, technical requirements, testing methods, inspection rules, markings, and rustproof packaging for needle roller bearings for automotive transmissions. This document is applicable to the manufacturing of needle roller bearings for automotive transmissions (hereinafter referred to as "bearings"). 2 Normative references The following documents contain requirements which, through reference in this text, constitute provisions 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. GB/T 272-2017 Rolling bearings Identification code GB/T 307.1-2017 Rolling bearings - Radial bearings - Geometrical product specification (GPS) and tolerance values GB/T 307.2-2005 Rolling bearings - Measuring and gauging principles and methods GB/T 307.3-2017 Rolling bearings - General technical regulations GB/T 2828.1-2012 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection GB/T4199-2003 Rolling bearings - Tolerances - Definitions GB/T 4604.1-2012 Rolling bearings - Internal clearance - Part 1: Radial internal clearance for radial bearings GB/T 4605-2003 Rolling bearings - Thrust needle roller and cage assemblies, thrust washers GB/T 6930-2024 Rolling bearings - Vocabulary GB/T 7811-2015 Rolling bearings - Symbols for physical quantities GB/T 8597-2013 Rolling bearings - Rust proof packaging GB/T 20056-2015 Rolling bearings - Radial needle roller and cage assemblies - Boundary dimensions and tolerances GB/T 24605-2009 Rolling bearings - Marking for products GB/T 24607-2023 Rolling bearings - Test and assessment for life and reliability GB/T 25769-2010 Rolling bearings - Measuring methods for radial internal clearance GB/T 28268-2012 Rolling bearings - Specifications of pressed cages GB/T 33624-2017 Rolling bearings - Test and assessment methods for cleanliness GB/T 34891-2017 Rolling bearings - Parts made from high-carbon chromium bearing steels - Specifications for heat treatment JB/T 6639-2015 Rolling bearings - Rubber seals reinforced with a sheet steel insert - Specifications JB/T 6641-2017 Rolling bearings - Residual magnetism and its assessment method JB/T 7048-2011 Rolling bearings - Engineering plastie cages - Specification JB/T 7051-2006 Rolling bearing parts - Methods for the measurement and assessment of surface roughness JB/T 7363-2023 Rolling bearings - Parts made from carbonitriding - Specifications for heat-treatment JB/T 8211-2023 Rolling bearings - Thrust cylindrical roller and cage assemblies, thrust washers JB/T 8878-2011 Rolling bearings - Drawn cup needle roller bearings - Specifications JB/T 8881-2020 Rolling bearings - Parts made from carburizing bearing steels - Specifications for heat treatment JB/T 10336-2017 Rolling bearings - Additional specifications 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 4199-2003 and GB/T 6930-2024 apply. 4 Symbols For the purposes of this document, the symbols given in GB/T 4199-2003 and GB/T 7811-2015 and the following apply. B1: The distance from the inner side of the barrier to the small end face d1: Diameter of inner raceway T: Height of thrust needle bearing assembly

Contents Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Symbols 5 Classification of needle roller bearings for transmission 6 Identification codes 7 Structural type 8 Overall dimension 9 Technical requirements 10 Testing methods 11 Inspection rules 12 Marking 13 Rustproof packaging Annex A (Informative) Technical specifications for the fit between the shaft, bearing seat, and needle roller bearing Bibliography

滾動軸承 汽車變速箱用滾針軸承 1 范圍 本文件規(guī)定了汽車變速箱用滾針軸承的代號方法、結(jié)構(gòu)類型、外形尺寸、技術(shù)要求、檢測方法、檢驗(yàn)規(guī)則、標(biāo)志和防銹包裝。 本文件適用于汽車變速箱用滾針軸承（以下簡稱“軸承”）的制造。 2 規(guī)范性引用文件 下列文件中的內(nèi)容通過文中的規(guī)范性引用而構(gòu)成本文件必不可少的條款。其中，注日期的引用文件，僅該日期對應(yīng)的版本適用于本文件；不注日期的引用文件，其最新版本(包括所有的修改單)適用于本文件。 GB/T 272-2017 滾動軸承 代號方法 GB/T 307.1-2017 滾動軸承 向心軸承產(chǎn)品幾何技術(shù)規(guī)范(GPS)和公差值 GB/T 307.2-2005 滾動軸承 測量和檢驗(yàn)的原則及方法 GB/T 307.3-2017 滾動軸承 通用技術(shù)規(guī)則 GB/T 2828.1-2012 計(jì)數(shù)抽樣檢驗(yàn)程序 第1部分:按接收質(zhì)量限(AQL)檢索的逐批檢驗(yàn)抽樣計(jì)劃 GB/T4199-2003 滾動軸承 公差 定義 GB/T 4604.1-2012 滾動軸承 游隙 第1部分:向心軸承的徑向游隙 GB/T 4605-2003 滾動軸承 推力滾針和保持架組件及推力墊圈 GB/T 6930-2024 滾動軸承 詞匯 GB/T 7811-2015 滾動軸承 參數(shù)符號 GB/T 8597-2013 滾動軸承 防銹包裝 GB/T 20056-2015 滾動軸承 向心滾針和保持架組件外形尺寸和公差 GB/T 24605-2009 滾動軸承 產(chǎn)品標(biāo)志 GB/T 24607-2023 滾動軸承 壽命與可靠性試驗(yàn)及評定方法 GB/T 25769-2010 滾動軸承 徑向游隙的測量方法 GB/T 28268-2012 滾動軸承 沖壓保持架技術(shù)條件 GB/T 33624-2017 滾動軸承 清潔度測量及評定方法 GB/T 34891-2017 滾動軸承 高碳鉻軸承鋼零件熱處理技術(shù)條件 JB/T 6639-2015 滾動軸承 骨架式橡膠密封圈技術(shù)條件 JB/T 6641-2017 滾動軸承 殘磁及其評定方法 JB/T 7048-2011 滾動軸承 工程塑料保持架技術(shù)條件 JB/T 7051-2006 滾動軸承 零件表面粗糙度測量和評定方法 JB/T 7363-2023 滾動軸承 零件碳氮共滲熱處理技術(shù)規(guī)范 JB/T 8211-2023 滾動軸承 推力圓柱滾子和保持架組件及推力墊圈 JB/T 8878-2011 滾動軸承 沖壓外圈滾針軸承技術(shù)條件 JB/T 8881-2020 滾動軸承 滲碳軸承鋼零件熱處理技術(shù)條件 JB/T 10336-2017 滾動軸承 補(bǔ)充技術(shù)條件 3術(shù)語和定義 GB/T 4199-2003和GB/T 6930-2024界定的術(shù)語和定義適用于本文件。 4 符號 GB/T 41992003和GB/T 7811-2015給出的以及下列符號適用于本文件。 B1：擋邊內(nèi)側(cè)至小端面的距離 d1：內(nèi)圈滾道直徑 T：推力滾針軸承組件高度 5 變速箱用滾針軸承分類 6 代號方法 7 結(jié)構(gòu)類型 8 外形尺寸 9 技術(shù)要求 10 檢測方法 11 檢驗(yàn)規(guī)則 12 標(biāo)志 13 防銹包裝 附錄A (資料性) 軸和軸承座與滾針軸承配合處的技術(shù)條件 參考文獻(xiàn)