GRACO Husky 2150 SS 2 in. (51 mm) NPT Standard Pump, AL Center Section, PP Seats, PTFE Balls & PTFE Diaphragm - (SKU: DF4911)The GRACO DF4911 is a 2 inch air operated double diaphragm (AODD) pump designed for fluid transfer applications. It features an aluminum (AL) center section, polypropylene (PP) seats, PTFE balls, and a PTFE diaphragm, making it suitable for handling a wide range of fluids in industrial environments. Key Features: Air Operated Double Diaphragm Pump (AODD) Husky 2150 SS, 2 in. (51 mm) NPT Aluminum center section, polypropylene seats, PTFE balls, PTFE

Disassemble the enclosure before replacing the PushPrime module

Ensure proper alignment and secure fit within the pump assembly

Replace the screw cap if damaged or worn

Used in GRACO airless spray systems for sealing critical components to prevent fluid leaks and maintain system integrity

Replace the o-ring during routine maintenance or whenever the coalescer element is replaced

HEX is a replacement hex nut designed for use in GRACO equipment

Inspect for leaks or wear before each use

Remote mount control box for easy operation

13 HP Honda engine with cyclone filter for engine protection

Comprehensive set of replacement parts for pump overhaul

500 bar) for similar Xtreme Lower models

Replace bearings as part of scheduled maintenance or at first sign of excessive play or noise