Multiquip 0150000018 O-Ring

The Multiquip 0150000018 O-Ring is a genuine OEM seal designed for Multiquip DLW and DAW series welders and DAC series diesel-powered generators. This OEM-sourced component ensures an exact dimensional match to the original part, maintaining proper sealing performance across compatible equipment. Confirmed fitment includes the DLW300ES, DLW330X2, DLW400ESA4, DLW500ESA4, DAW500SA4, DAC7000SS, DAC7000SSA, DAC7000SSW, DA7000SSA2, and DA7000SSA2GH.

Key Features

• Genuine OEM Sealing Integrity — Manufactured to the same material compound and dimensional tolerances as the original, ensuring consistent compression and leak-free sealing in this application.
• Direct-Fit Replacement — Matches the original groove geometry and cross-section exactly, dropping into place without modification during service or reassembly.
• Broad Fitment Across DLW, DAW, and DAC Families — Compatible with multiple Multiquip welder and diesel generator series, including the DLW300ES, DLW400ESA4, DLW500ESA4, DAW500SA4, DAC7000SS, and DA7000SSA2.
• Prevents Fluid and Pressure Loss — A compromised O-Ring allows fluid seepage or pressure loss that can affect machine output and lead to further internal damage; this replacement restores the correct seal.
• Fuel and Fluid System Safety — In fuel and hydraulic circuit applications, a correctly seated O-Ring is critical to preventing leaks that pose fire or contamination risks on the worksite.

An O-Ring is a precision-molded elastomeric seal used throughout engines, fuel systems, hydraulic circuits, and coolant passages to prevent fluid or gas from escaping between mating components. In welders and diesel generators, O-Rings are found at fittings, valve bodies, and fluid connections where maintaining a pressure-tight seal is essential to safe and efficient operation. When an O-Ring becomes hardened, cracked, or compressed beyond its serviceable limit, it loses its ability to seal properly, resulting in leaks, pressure drop, or contamination that can compromise the entire system.

Confirm your model number before ordering. For fitment questions or parts support, contact DHS Equipment directly.

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.