![Keys A key is the piece inserted in an axial direction between a shaft and hub of the mounted machine element such as pulley or gear etc., to prevent relative. - ppt Keys A key is the piece inserted in an axial direction between a shaft and hub of the mounted machine element such as pulley or gear etc., to prevent relative. - ppt](https://images.slideplayer.com/109/18008397/slides/slide_8.jpg)
Keys A key is the piece inserted in an axial direction between a shaft and hub of the mounted machine element such as pulley or gear etc., to prevent relative. - ppt
Keys and Coupling Introduction A key is a piece of mild steel inserted between the shaft and hub or boss of the pulley to conne
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