GRACO Piston Head - (SKU: 27421A-1-300)The GRACO 27421A 1 300 Piston Head is a replacement part designed for use in GRACO air operated double diaphragm (AODD) pumps and similar equipment. It is typically constructed from durable materials such as engineered plastics or metals, intended to provide reliable sealing and smooth operation within the pump assembly. Key Features: Piston Head 27421A 1 300 Designed for GRACO AODD pumps and compatible equipment Durable construction for long service

It is intended to restore or maintain the performance of the turbine system

Reliable connection for fluid distribution

and follower assembly designed for use within GRACO lubrication and fluid handling equipment

Used for maintaining and repairing GRACO D200 series bulk unloaders

Regularly inspect and maintain the pump and engine according to the manual

Monitor pump operation for leaks or unusual noise

Maximum working pressure: 414 bar (41

Fits GRACO Dyna-Star Hydraulic Reciprocator and Pump

and other material transfer tasks

Provides consistent spray pattern and reliable performance

Regularly inspect the air cap for wear or damage and replace as needed

96 lpm figure is referenced in the product name but not confirmed in official GRACO literature