GRACO Husky 1590 S/S (1-1/2" NPT) Standard Pump, Aluminum Center Section with Buna-N Seals, Polypropylene Seats, Santoprene Balls & Santoprene Diaphragm - (SKU: DB4966)The GRACO DB4966 Husky 1590 is a 1 1 2" NPT standard air operated double diaphragm pump with a stainless steel body, aluminum center section, Buna N seals, polypropylene seats, Santoprene balls, and Santoprene diaphragm. It is designed for industrial fluid transfer applications, offering robust construction and reliable performance in demanding environments. Key Features: Air operated double diaphragm pump Husky 1590, 1 1 2" NPT Stainless steel body,

smooth area for best adhesion

ensuring proper fluid control and sealing

Follow manufacturer guidelines for spring replacement

Inspect hose and fittings for damage before use

TriBelt Drive System with 3-cog belt design for optimized power transfer and reduced downtime

EPDM Diaphragm

It is constructed from durable materials suitable for industrial environments and is intended to provide reliable grease delivery in automated lubrication applications

Use only genuine GRACO replacement components

The GRACO 903958 is a spring-operated mastic fluid pressure regulator designed for controlling and regulating fluid pressure in systems handling low to high viscosity sealants or adhesives

PTFE backup rings

but GRACO ball valves are typically constructed from robust materials such as stainless steel or brass for durability and chemical resistance

The unit is engineered for durability and reliability in environments requiring frequent