Kushin Silinda, wanda kuma aka sani da layin Silinda, yana tsakanin kan silinda da tubalin silinda.Ayyukansa shine cika ƙananan ramukan da ke tsakanin kan silinda da kan silinda, don tabbatar da kyakkyawan hatimi a farfajiyar haɗin gwiwa, sa'an nan kuma tabbatar da rufe ɗakin konewa, don hana zubar da iska da kuma zubar da ruwa na jaket na ruwa.Dangane da kayan daban-daban, ana iya raba gaskets na silinda zuwa ƙarfe - asbestos gaskets, ƙarfe - haɗakar gaskets da duk gaskets na ƙarfe.Kushin Silinda hatimi ne tsakanin saman jiki da kasan kan silinda.Matsayinsa shine kiyaye hatimin Silinda baya zubowa, kiyaye sanyaya kuma mai da ke gudana daga jiki zuwa kan Silinda baya zubowa.Kushin Silinda yana ɗaukar matsin lamba da ya haifar da ƙarar murfin silinda, kuma yana fuskantar matsanancin zafin jiki da matsanancin matsin iskar gas ɗin da ke cikin silinda, da kuma lalatar mai da sanyaya.
Gaspad zai kasance da isasshen ƙarfi kuma ya kasance mai juriya ga jin daɗi, zafi da lalata.Bugu da kari, ana buƙatar wani adadin elasticity don rama rashin daidaituwa da rashin daidaituwa na saman saman jiki da ƙasan saman silinda, da nakasar kan silinda lokacin da injin ke aiki.
