GRACO Seal, Posipack, 2.38, ZAP - (SKU: 16B273)The GRACO 16B273 is a Posipack seal designed for use in GRACO metering and dispensing equipment. It is intended to provide a reliable seal within the valve assembly, ensuring leak free operation when handling adhesives, sealants, or other fluids. The material is not explicitly specified, but Posipack seals are typically made from chemical resistant elastomers suitable for demanding industrial environments. Key Features: Seal, Posipack 2. 38, ZAP

Standardized thread for compatibility with GRACO assemblies

where reliable and durable check valves are required for air-operated diaphragm pumps

It features a metal construction and is engineered for heavy-duty performance

but it is typically constructed from durable plastics or metals for industrial environments

Designed for use with GRACO solvent pumps (specific models not listed)

Ease of maintenance (as a replaceable cable component)

Spring steel or similar (material not explicitly specified

despite its IP69K rating

and maintenance applications where reliable hose or tube connections are required

specifically air control modules and paint sprayers

Stainless Steel (wetted parts)

Compatible with GRACO 10:1 Dyna-Star pump modules and other equipment where specified