GRACO Coupling Collar - (SKU: 184130)The GRACO 184130 Coupling Collar is a small, precision engineered component designed to securely connect the Atomex D2400 or GRACO Dura Flo 1800 2400 line marking truck pump to a GRACO Viscount II hydraulic motor. It is typically made from durable materials suitable for industrial applications, though the specific material is not specified in available sources. Its primary function is to ensure a reliable mechanical link between the pump and motor,

Ensure proper grounding and sealing of the enclosure

Provisions for flange-mounted auto-fill and low-level alarms

U71135 / 26" length

Ensure the clip is properly seated to prevent accidental release

Reliable flow control and backflow prevention

specifically as a component in metered dispense valves such as the Pulse®

It helps protect equipment by removing debris from the fluid stream before it enters the pump

The GRACO 239945 KIT

Secure cable routing to prevent damage or disconnection

No guide arms (HN model)

Ensure the pump is depressurized before disassembly or installation

It is constructed with robust materials suitable for handling grease and compatible fluids