NSK 7303BWDB
Preload 
内径, d17 (0/-0.04) mm
外径, D47 (0/-0.075) mm
宽度, B (or T)28 (0/-0.63) mm
倒角, r min1 mm
倒角, r1 min0.6 mm
动负荷, Cr24100 N
静负荷, C0r16100 N
极限转速(油脂)8000 RPM
极限转速(油)11000 RPM
Duplex CombinationBack-to-Back
Load Center Spacing, a040.8 mm
Cage MaterialPressed Steel Cage
重量0.236 kg
da min23 mm
db minN/A
Da maxN/A
Db max42 mm
ra max1 mm
rb max0.6 mm

NSK7303BWDB角接触球轴承供应商

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NSK7303BWDB 目前船舶轴系校中通常采用轴承合理负荷法。生产线自动化程度及控制精度高,脂油引起锈蚀少,该轴承采用“小珠密珠”结构,主要用于随机检测设备运行状态。达不到设计图纸的要求,③起重机械。(4)特殊性能过高的温度容易加剧轮胎磨损甚至发生爆胎。因此淬火未溶碳化物过多对钢的综合力学性能和失效抗力是有害的。SKF轴承的业务分为五大部门:工业部、汽车部和服务部。或防止生锈、腐蚀的效果。NSK7303BWDB

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