GRACO Packing, U-Cup, UHMWPE - (SKU: 690029) but it is engineered for

but it is engineered for reliable switching functionality within GRACO systems

Designed for use with GRACO GJ Module L lubrication modules

Includes blowout or pressure indicating assembly port

but it is part of a piston assembly in GRACO's air-powered rams

Likely engineered for ease of maintenance and reliability within the chopper block assembly

GRACO Packing, U-Cup, UHMWPE - (SKU: 690029) but it is engineered forThe GRACO 690029 is a packing U cup made from UHMWPE (Ultra High Molecular Weight Polyethylene), designed to provide a reliable seal within GRACO equipment, particularly in spray foam and fluid handling systems. Its primary function is to prevent leakage and maintain pressure integrity in dynamic sealing applications. Key Features: Packing, U Cup UHMWPE (Ultra High Molecular Weight Polyethylene) Designed for use in GRACO spray foam and fluid handling