Multiquip 49225 Locknut 1/2"

The Multiquip 49225 is a genuine OEM Locknut 1/2" designed for a range of Multiquip equipment including AR13HA, AR14H, and R2000H rollers, MC44S concrete mixers, C30HDN concrete pumps, and WSC55 chemical spray systems. As a direct OEM replacement, part 49225 is manufactured to the same standards as the original hardware, ensuring a consistent, secure fit within the machine's fastener assembly. DHS Equipment stocks this part to keep your equipment running without unnecessary delays. Verify your model against the fitment list before ordering to confirm compatibility.

Key Features

• Genuine OEM Hardware Grade: — Manufactured to the same torque and thread specification as the original Multiquip fastener, maintaining the holding force the assembly was engineered around.
• Drop-In Thread Compatibility: — 1/2" thread sizing installs directly onto existing studs and bolts without rethreading or modification to mating components.
• Broad Multiquip Fitment: — Confirmed for AR13HA, AR14H, and R2000H rollers, MC44S concrete mixers, C30HDN concrete pumps, and WSC55 chemical spray systems.
• Locking Retention Under Vibration: — The locknut design resists loosening caused by the operational vibration common to compaction rollers and mixer drives, keeping critical assemblies secure over time.
• Fastener Integrity Matters: — A worn or wrong-spec locknut can allow fastened components to shift or detach during operation; using the correct OEM part maintains the structural integrity of the assembly.

A locknut is a specialized fastener designed to resist loosening under vibration, dynamic loads, or repeated stress cycles. Unlike a standard nut, it incorporates a locking mechanism — typically a nylon insert or a distorted thread profile — that grips the mating bolt and holds its position even when the surrounding assembly is subject to constant movement. In equipment like rollers and mixers, where vibration is inherent to normal operation, locknuts are critical to keeping structural and mechanical connections secure. When a locknut strips, cracks, or loses its locking capability, the fastened joint can work loose gradually, leading to component misalignment or detachment during use.

For questions about fitment or to confirm this is the right part for your machine, contact the DHS Equipment parts team 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.