GRACO Check Valve, 1-1/4 in. NPT - (SKU: 521850)The GRACO 521850 is a check valve designed for use in high pressure fluid handling systems. It is constructed from steel and is intended to prevent backflow in Uni Drum Supply Systems, Tandem Supply Systems, and Ram Mounted Pumps, ensuring reliable and safe operation of GRACO equipment. Key Features: Check Valve 1 1 4 in. NPT Steel Maximum working pressure: 34. 5 MPa (5000 psi) Uni Drum Supply Systems, Tandem Supply Systems, Ram Mounted Pumps Robust

Keep valve and surrounding area clean and free of debris

The GRACO D0G388 is a complete fluid repair kit designed for GRACO 2150 series pumps

Polypropylene body with stainless steel center section

specifically for applying gel coats and specialty resins with precision and efficiency

1" suction hose

constructed for reliable fluid transfer and sealing within the sprayer system

robust design for reliable use

GRACO drum unloader systems

designed for in-plant machinery lubrication

Used in GRACO spray foam systems and other fluid handling applications where precise flow regulation is required

and other hygienic industries where easy cleaning and maintenance are required

1 MPa (241 bar / 3