轴键 meaning in English

axle key
shaft key

These series motors can be used for home electric appliance , pumps , fans , and recording meters , etc
铝壳机座端盖底脚高强度的密封圈可供轴键和保护器
These series motors can be used for air - compressor , pump , fan , medical apparatus and instruments , and many other small machines
高强度的密封圈可供轴键和保护器高性能高效率，适应于高负载工作
These series motors can be used for air - compressor , pump , refrigerator , medical apparatus and instrument , and many other machines needing full - load start
铝壳机座端盖底脚高强度的密封圈可供轴键和保护器