GRACO 3/8-inch PTFE Check Ball Kit - (SKU: D03010)The GRACO D03010 is a replacement check ball kit designed for use in GRACO pumps. The kit features check balls made from PTFE (polytetrafluoroethylene), a material known for its chemical resistance and durability. It is intended to maintain optimal pump performance by ensuring proper sealing and flow within GRACO equipment, particularly in industrial and maintenance applications. Key Features: Check Ball Kit 3 8 inch PTFE (Polytetrafluoroethylene)

low pulsation operation for smooth fluid transfer

high-capacity grease delivery in demanding environments such as in-plant machinery and off-road equipment[1][4]

High reliability due to use of durable materials (SS

Ensure proper alignment of inlet and outlet connections (1" NPT)

Torque pump element fittings to 50 in

PTFE and polysulfone wetted parts

Supports reliable

86 MPa) for metal models (note: some sources list lower for specific configurations

Maximum flow rate: 42 GPM (varies by configuration and pressure

180° swivel angle for flexible hose routing

Follow manufacturer’s guidelines for diaphragm and seat material selection based on fluid compatibility

Aluminum or Stainless Steel options for other models