標(biāo)準(zhǔn)編號(hào):	GB/T 290-1998
中文名稱:	滾動(dòng)軸承 沖壓外圈滾針軸承 外形尺寸
英文名稱:	Rolling bearings—Needle roller bearings,drawn cup without inner rings—Boundary dimensions
中標(biāo)分類:	J11    滾動(dòng)軸承
行業(yè)分類:	GB    國(guó)家標(biāo)準(zhǔn)
ICS分類:	21.100.20 21.100.20    滾動(dòng)軸承 21.100.20
發(fā)布機(jī)構(gòu):	國(guó)家質(zhì)量技術(shù)監(jiān)督局
發(fā)布日期:	1998-08-12
實(shí)施日期:	1999-7-1
標(biāo)準(zhǔn)狀態(tài):	superseded
被新標(biāo)準(zhǔn)替代:	GB/T 290-2017 滾動(dòng)軸承 無(wú)內(nèi)圈沖壓外圈滾針軸承 外形尺寸
被替代日期:	2018-5-1
作廢日期:	2018-05-01
替代舊標(biāo)準(zhǔn):	GB 290-1989 滾動(dòng)軸承 沖壓外圈滾針軸承 外形尺寸
翻譯語(yǔ)言:	英文
文件格式:	PDF
中文字符數(shù):	8000 字
翻譯價(jià)格(元):	560.0
交付時(shí)間:	付款后 1 個(gè)工作日

1 Scope This Standard specifies the boundary dimensions of diameter series 1 of drawn cup needle roller bearings without inner rings (hereinafter referred to as bearings). This Standard is applicable to the design, manufacture and user selection of drawn cup needle roller bearings. 2 Symbols and Abbreviated Terms (see Figures 1 and 2) Fw: Needle roller complement bore diameter; D: Drawn cup outside diameter; C: Drawn cup width; C1: End thickness of profiled end drawn cup; rs: Single chamfer dimension; rsmin: Smallest permissible single chamfer dimension; d0: Oil orifice diameter.

Contents Foreword I 1 Scope 2 Symbols and Abbreviated Terms (see Figures 1 and 2) 3 Boundary Dimensions 4 Designation