蹄片支承销 anchor pin

动臂油缸支承销 boom cylinder support pin

铲斗缸支承销 bucket cylinder support pin

斗杆油缸支承销 stick cylinder support pin

悬臂支承销 arm base pin

制动蹄支承销 brake shoe anchor

舵销支承 pintle bearing

短支承杆销 short supporting rod pin

散热器防护装置销支承 radiator guard pin bearing