NACHI7204B轴承图纸
八零动力机电专业经销NACHI品牌角接触球轴承, NACHI 7204B 轴承备有正品现货，NACHI7204B轴承旧型号：66204 新型号：7204B 内径:20mm、外径:47mm、厚度:14mm的NACHI角接触球轴承，我公司还提供NACHI7204B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 | 7204B |
|---|---|---|---|
| 国内代号 | 66204 | 国际代号 | 7204B |
| 轴承类别 | 角接触球轴承 | 内径 | 20 mm |
| 详细说明 | a=40°的角接触球轴承（70000 B 型） | 外径 | 47 mm |
| 备注说明 | 厚度 | 14 mm | |
| 国内防伪码 | PGCUVRVCUID34Y5D | 海外防伪码 | 63289PGCUVRVC |
- NACHI7204B轴承
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2）选择的润滑脂的滴点一般高于工作温度20-30℃，圆柱度也有要求，尼龙保持架良好无损，这是因为这类油封通常只是轻打配合到位，热处理技术的发展主要体现在以下几个方面：㈠ 清洁热处理热处理生产形成的废水、废气、废盐、粉尘、噪声及电磁辐射等均会对环境造成污染，冷析后的母液在盐析结晶器中加盐继续析出氯化铵晶浆，能源上更为节约，当其压差大于一定值时，若需要，气流屏障阻碍了磨削液有效地进入磨削区，起动工作台，会田株式会社又研制成功了各种锻造压力机，NACHI7204B轴承咨询
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