GRACO Seal Kit for 20L Dual Poly Supply System - (SKU: 257643)

GRACO Seal Kit for 20L Dual Poly Supply System - (SKU: 257643)The GRACO 257643 KIT, SEAL,20L,DUAL,POLY is a replacement seal kit designed for use with GRACO 20L (5 gallon) dual polyurethane supply systems. It contains essential sealing components such as spacers, wipers, support plates, and O rings, all constructed from polyurethane and related materials. This kit is intended to maintain the integrity and performance of GRACO supply systems by preventing leaks and ensuring smooth operation during fluid transfer.

typically used within GRACO fluid handling and spray equipment

specifically the Legacy F340e series

which is designed for spraying fireproofing materials in commercial and industrial settings

Follow the manufacturer’s instructions for kit installation

Engineered for reliability and durability in abrasive blasting applications

Used in GRACO spray foam and fluid handling systems for flow regulation or maintenance

and other models

It is constructed for industrial environments and is intended to regulate pump speed by restricting air flow to the pump or other air-operated equipment

Replace cord at first sign of deterioration to prevent safety hazards

The GRACO 17G329 is a motor mount plate

Kit includes two bead systems for convenience and efficiency

equipment with fewer lubrication points