Multiquip 9454002010 O-Ring 2mm GX240 340K1

The Multiquip 9454002010 is a genuine OEM O-Ring 2mm GX240 340K1 designed for Multiquip gasoline-powered generators and arc welder models including GA6HZ, GA3.6HZ, GA3.6HA, GA6HB, GA6HEB, GAW180HE, GAW180HEA, GAW180HE1, and GA3.6HR. As a direct OEM part, 9454002010 matches the original specification for a drop-in replacement with no guesswork on sizing or material grade. Sourced through DHS Equipment as an authorized Multiquip parts distributor, this O-ring ships as a genuine factory component to keep your equipment running as intended.

Key Features

• Genuine OEM Sealing Material — Manufactured to the exact durometer and compound specification required for GX240 and 340K1 engine applications, ensuring proper compression and seal integrity.
• Direct-Fit Installation — Sized at 2mm cross-section to seat correctly in the original groove without trimming, stretching, or substitution.
• Broad Generator and Welder Fitment — Confirmed for GA6HZ, GA3.6HZ, GA3.6HA, GA6HB, GA6HEB, GAW180HE, GAW180HEA, GAW180HE1, and GA3.6HR models.
• Leak Prevention at the Source — A correctly seated O-ring maintains fluid and pressure containment within the engine circuit; a worn or flattened ring can cause oil or fuel weeping that leads to progressive engine damage.
• Fuel System Integrity — Used in fuel-circuit applications, a compromised O-ring poses a fire risk; replacing it with the correct OEM part maintains safe, sealed operation.

An O-ring is a small but critical sealing element that sits in a machined groove between two mating surfaces or around a shaft or port, forming a pressure- and fluid-tight barrier. In Honda GX240 and 340K1 engine applications found on Multiquip generators and arc welders, these rings prevent fuel, oil, or coolant from escaping at connection points throughout the engine. When an O-ring hardens, cracks, or flattens from heat and age, the seal breaks down and allows leaks that can degrade performance, contaminate components, or create a safety hazard — making timely replacement with a correctly specced part essential.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.