The material of the components is not explicitly stated
The kit is intended to restore sealing performance in the pump assembly
such as the GH230 and GH300 models
but such parts are commonly made from durable metals or engineered plastics for reliability in industrial environments
as is standard for membrane switches
GRACO LubeMaster® Electric Pump, 20 lb. (9.06 kg) Grease Metal Reservoir, 60:1 Floor Mount, Low Level - (SKU: LM8514) The material of the componentsThe GRACO LM8514 LubeMaster Electric Pump is a robust, motorized pump designed for efficient delivery of grease or oil. It features a 20 lb. (9. 06 kg) metal grease reservoir and is intended for use in industrial lubrication systems, including mills, conveyors, presses, and other heavy duty machinery. The pump is constructed for reliability and continuous operation in demanding environments. Key Features: Electric pump LM8514 Metal reservoir, rugged