GRACO Non-Metallic Washer - (SKU: 166531)The GRACO 166531 is a non metallic washer designed for use in GRACO equipment. It is constructed from non metallic material, typically to prevent corrosion and ensure compatibility with sensitive fluid systems. Its primary function is to provide a secure seal and prevent leaks at connection points within GRACO spray equipment. Key Features: Non metallic washer 166531 Non metallic material Designed for use with GRACO spray equipment Corrosion resistant

039 orifice size)

Critical for proper fluid flow and sealing in GRACO systems

NLGI Grades #000 to #2 greases and oils with at least 40cSt viscosity

Dura-Flo 1800 (430 cc)

making it suitable for demanding industrial environments where reliability and chemical resistance are required

Designed for use with GRACO spray foam equipment and compatible materials

Supports diaphragm operation

particularly for polyurethane foam and polyurea materials in construction

Used in GRACO fluid handling and dispensing equipment where secure tank retention is required

and maintenance applications where GRACO diaphragm pumps are utilized

Use recommended lubrication and maintenance schedules

Reservoir Cover Plate