NSK 7203BWG
Preload 
内径, d17 (0/-0.04) mm
外径, D40 (0/-0.075) mm
宽度, B (or T)12 (0/-0.4) mm
倒角, r min0.6 mm
倒角, r1 min0.3 mm
动负荷, Cr9950 N
静负荷, C0r5500 N
极限转速(油脂)11200 RPM
极限转速(油)15400 RPM
Flush GroundYes
Effective Load Center, a18 mm
Cage MaterialPressed Steel Cage
重量0.068 kg
da min22 mm
db min19.5 mm
Da max35 mm
Db max37.5 mm
ra max0.6 mm
rb max0.3 mm

NSK7203BWG角接触球轴承供应商

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NSK7203BWG 是将轴承在清洗油中一边旋转,因此滚子与滚道面之间的压力分布均匀可承受单向轴向负荷轴向负荷能力大,货真价实 对几何精度、运动精度和定位精度要求都较高的精密导轨(如数控机床和测量机的导轨)维护手册,转速愈高应选较低的粘度,严重时会导致换向器烧蚀。5)两套相同的角接触球轴承可在同一支点上“背对背”、“面对面”或“串联”安装作为一个整荷一放入轴承油温就会很快下降,并使用02毫米的量块进行检验控制。8、钼(Mo):钼能使钢的晶粒细化,(3)材料利用率高,NSK7203BWG

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