GRACO PIN,ROLL,3/16 DIA X 1-3/4 - (SKU: 2594-44)The GRACO 2594 44 is a roll pin, specifically a 3 16 inch diameter by 1 3 4 inch long pin, used as a mechanical fastener within GRACO fluid handling equipment. Its material is not specified in available documentation, but roll pins are typically made from hardened steel for durability. This part is intended to secure components such as shafts or adapters in GRACO pumps and fluid sections, ensuring reliable assembly and operation. Key Features: Roll

Progressive bare oil or grease pump

The GRACO 15M668 is a fitting reducer designed to connect a 2-inch NPT (National Pipe Thread) pipe to a 3/4-inch NPT pipe

High-pressure resistance up to 5000 psi

and engines to provide automatic warning and shutdown when oil is not flowing properly to primary dividers

Keep area around clamp clean to prevent contamination

Portable design for flexible use

Ensures proper ball alignment

Connect air supply according to manufacturer specifications (typically 50 psi maximum air pressure for Husky 1050 models)

for this model

and other fluid transfer applications where hazardous location certification is required

or fluid handling systems[4]

Regularly inspect and maintain the piston as part of routine equipment maintenance