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250-685-445 Union, G 3/4" RH, 3/4" NPT 旋转接头
250-685-445
- Monoflow design
- Self-supported rotating union
- Radial housing connection
- Balanced mechanical seals
- Seal combinations: Carbon Graphite/Hardened Tool Steel or Carbon Graphite/Silicon Carbide
- Felt oiler in seal cavity for air service
- Oiler for relubrication (3 to 5 drops/month)
- Low torque design
- Weight-optimized design
- Aluminum housing; stainless steel or carbon steel rotor, depending on model
- Ball bearings lubricated for life
- 单通道设计
- 自给自足的轮流工会
- 径向住宅连接
- 平衡机械密封
- 密封组合：碳石墨/硬化工具钢或碳石墨/碳化硅
- 密封腔内的毛毡油管用于航空服务
- 润滑剂用于再润滑（每月3到5滴）
- 低扭矩设计
- 重量优化设计
- 铝制外壳;不锈钢或碳钢转子，取决于型号
- 终身润滑的滚珠轴承
标识 参数
| A |
G 3/4"-14 RH |
| B |
3/4"-14 NPT |
| C |
73.03 mm |
| D1 |
127 mm |
| E |
33.6 mm |
| F |
19 mm |
| G |
17 mm |
| H |
32 mm |
| J |
93 mm |
项目 参数
| Media |
Hydraulic Oil |
| Rotor Connection |
G 3/4"-14 RH |
| Supply Connection |
3/4"-14 NPT |
| Hydraulic Oil Max. Flow |
52.8 l/min |
| Hydraulic Oil Max. Pressure |
69 bar |
| Hydraulic Oil Max. Temperature |
121 °C |
Documents & Resources
Interface Drawing
Interface Control drawing for 250-685-445
pdf - 52 KB
Operating Manual
Operating Manual for Air and Hydraulic unions
pdf - 764 KB
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