NTN 背对背组合 d 40~70mm
产品参数
主要尺寸 mm额定基本负荷KN额定基本负荷kgf安装相关尺寸 mm重量 kg轴承号允许转速 min -1作用点 mm常数轴向负荷系数
dDB 1Cr s min 1)r ls min 1)动负荷Cr静负荷Cor动负荷Cr静负荷Cord a 最小D b 最小S b 最小r as 最大r 1as 最大(大约)脂润滑油润滑aeY 1Y 2Y 0
5512097762.50.637055037500560006711110.520.65.05432311U2700370066.50.351.962.911.91
5512070572.50.62663602710036500671116.520.63.48430311XU2700370055.50.351.962.911.91
5512070492.50.622630523100315006711310.520.63.424T-430311DX24003100830.830.821.220.80
551006048.520.6186269189002740065955.520.61.85432211U31004100510.401.672.481.63
551005141.520.6160221163002260065944.520.61.554T-430211X31004100470.401.672.481.63
501109071.52.50.6315465320004750062102920.63.9843231OU3000400062.50.351.962.911.91
501106443.52.50.61942601980026600621051020.62.654T-430310DX26003500750.830.821.220.80
501106443.52.50.61942601980026600621051020.62.654T-430310DX26003500750.830.821.220.80
50905543.51.50.6150218153002220058.5855.51.50.61.3643221OU3400450047.50.421.612.391.57
50904939.51.50.6132186135001890058.5854.51.50.61.184T-4302103400450044.50.421.612.391.57
451006041.520.616521816800222005596920.62.11*4T-430309DX28003800700.830.821.220.80
451006041.520.616521816800222005596920.62.11*4T-430309DX28003800700.830.821.220.80
45855543.51.50.6141200143002040053.5815.51.50.61.274T-43220937004900460.401.672.481.63
45854737.51.50.6116157118001600053.5804.51.50.61.044T-43020937004900420.401.672.481.63
40905639.520.613217113500174005086.5820.61.564T-430308DX3200420064.50.830.821.220.80

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