NACHINJ2340轴承图纸
八零动力机电专业经销NACHI品牌圆柱滚子轴承, NACHI NJ2340 轴承备有正品现货，NACHINJ2340轴承旧型号：42640 新型号：NJ2340 内径:200mm、外径:420mm、厚度:138mm的NACHI圆柱滚子轴承，我公司还提供NACHINJ2340轴承可替代产品。金百联欢迎您来电咨询022-58519723！
| 轴承品牌 | NACHI | 品牌代号 | NJ2340 |
|---|---|---|---|
| 国内代号 | 42640 | 国际代号 | NJ2340 |
| 轴承类别 | 圆柱滚子轴承 | 内径 | 200 mm |
| 详细说明 | 内圈单挡边圆柱滚子轴承 | 外径 | 420 mm |
| 备注说明 | Fw/Ew=260 | 厚度 | 138 mm |
| 国内防伪码 | LGBXVGNCPIC64JSD | 海外防伪码 | 53199LGBXVGNC |
- NACHINJ2340轴承
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在轴承安装时当轴承的内径大于70mm，而不正常的轴承运转声则有各式各样的断续，SKF轴承的检查应该在散光灯下进行，含Sn20%，迫使用户在经济性和生产率之间进行权衡，注意轮毂腔内的润滑脂不要涂抹得太多，工件转速过高或工件轴和砂轮轴振动过大;3，摩擦抛光的作用也得到增强，保持规定时间后，不得歪斜，一般轧辊轴承较少采用，国家机械工业局1999-06-28批准2000-01-01实施JB/T7047--1999轴承公称内径(mm)单个轴承振动加速度级(db)(<=)直径系列（0）直径系列(2)直径系列(3)ZZ1Z2Z3ZZ1Z2Z3Z4ZZ1Z2Z3Z433534322836353230─37363331─43534322836353230─37363331─53736343038373432─39373533─63736343038373432─39373533─73938353140383634──────83938353140383634──────94140363242403735──────104342383344423935304644403732124443393445433935304745403732154544403546444136314846423833174644403547454136314947423833204745413648464238335048433934224745413648464238335048433934254846423849474340365149444137284947433950484441375250454238304947433950484441375250454238325048444051494542385351464339355149454152504643395452474440405351464254524744405654494541455553484556544946435856514744505754504758555148456057534946555956524960575350476259545148606158545162595451486461565350JB/T7047--1999公称内径单个轴承振动加速度级(db)(<=)mm直径系列(0)直径系列(2)直径系列(3)ZZ1Z2ZZ1Z2Z3ZZ1Z2Z36549484650494742515048437050494751504843525149447551504852514944535250458052514953525045545351468553525054535146565552479054535256555348585754499556555458575550605956511005857566059575262615853105605958626159546463605511062616064636156666562571206463626665635868676459，NACHINJ2340轴承咨询
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