GRACO Alignment Coupling, 1" OD Hub, 3/8" ID - (SKU: 84/2215-A/11) Used in GRACO spray guns

Used in GRACO spray guns and air valve assemblies to maintain proper air flow and prevent leaks

though most references list PTFE or OM PTFE for diaphragm)

and is constructed with 316 stainless steel

Ideal for spraying high-solids

GRACO Alignment Coupling, 1" OD Hub, 3/8" ID - (SKU: 84/2215-A/11) Used in GRACO spray gunsThe GRACO 84 2215 A 11 is an alignment coupling designed for use in GRACO feed systems. It features a 1 inch outer diameter (OD) hub with a 3 8 inch inner diameter (ID), and is typically used to ensure proper alignment and connection between components in GRACO equipment. The material is not explicitly specified in available documentation, but similar couplings in GRACO systems are often made from durable metals or engineered plastics for reliability