GRACO Posipack Seal 5.00 ZAP - (SKU: 16B290)The GRACO 16B290 is a Posipack seal designed for use in GRACO equipment. It is engineered to securely pack and seal materials, ensuring efficient and leak free operation. The seal is typically made from durable materials suitable for high pressure and high wear environments, though the exact material is not specified in available sources. Its primary function is to maintain the integrity of the equipment by preventing leaks and malfunctions. Key

Hydraulic Male Coupler

Use a soft block of wood and a rubber mallet or arbor press when assembling or disassembling—never use a hammer directly on the rod or cylinder

Engine mount dampener

corrosion-resistant performance

The GRACO 15A555 GUARD

Ensure the pump is depressurized and isolated before replacing the retainer or packing

but it is intended for adjustment and securement within the sprayer assembly

Ensures proper sealing and operation in dispensing systems

Designed for use with GRACO hot melt systems

For use with 1 inch (25mm) hose diameter

ORS 3/8–18 NPT(F)

Always disconnect equipment from power before installation or maintenance