Multiquip 0602022794 3/8 NPT X 5/8 HB Fitting

The Multiquip 0602022794 is a genuine OEM 3/8 NPT X 5/8 HB Fitting designed for Multiquip super-silent and ultra-silent diesel generator models. As a factory-sourced component, this fitting is manufactured to the exact thread and barb specifications required for proper installation in the fluid or fuel line system of your generator. Confirmed fitment includes the NGA100SSPUL, NGA150SSPUPL, NGA150SSPUPL2, and DCA45SSIU2-GEER. Sourcing the correct OEM fitting ensures leak-free connections and long-term system integrity on these professional-grade units.

Key Features

• OEM Thread and Barb Accuracy — Manufactured to exact 3/8 NPT male thread and 5/8 hose barb dimensions, ensuring proper sealing and secure hose retention without improvised adapters.
• Direct-Connect Installation — Threads directly into the standard NPT port and accepts a 5/8-inch hose, matching the original plumbing configuration of compatible Multiquip generator models.
• Confirmed Generator Fitment — Verified for use on NGA100SSPUL, NGA150SSPUPL, NGA150SSPUPL2, and DCA45SSIU2-GEER super-silent and ultra-silent diesel generator units.
• Leak-Free System Integrity — A properly seated NPT-to-hose barb fitting maintains consistent line pressure; a worn or improperly sized fitting can cause fluid leaks that compromise generator operation or create a safety hazard in fuel systems.
• Fuel System Safety — When used in fuel line applications, correct fitting dimensions and thread engagement are critical to preventing leaks and maintaining safe generator operation under load.

A 3/8 NPT X 5/8 HB fitting serves as a transition connector between a threaded port and a hose line within the generator's fluid circuit — most commonly in fuel or coolant plumbing. The 3/8-inch NPT (National Pipe Taper) end threads into a fixed port on the machine, creating a pressure-resistant seal as the tapered threads engage, while the 5/8-inch hose barb end grips the inside of a flexible hose to hold it securely under flow. If this fitting becomes corroded, cracked, or cross-threaded, it can allow fluid to escape the line, leading to pressure loss, fuel leaks, or coolant seepage that will affect generator performance and may create a hazardous operating condition.

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.