The Multiquip 505314890 Upper Dead Man Arm DNO MRV-14 is a genuine OEM component designed for the MRV-14 walk-behind roller. Sourced directly from Multiquip, this part meets the exact specifications of the original, ensuring a correct, hassle-free installation. If your dead man arm assembly is worn, damaged, or unresponsive, 505314890 is the factory-correct replacement to restore safe and proper machine operation on the MRV-14.
Key Features
- Genuine OEM Construction — Manufactured to the precise material and dimensional tolerances of the original upper dead man arm, ensuring the operator control assembly functions exactly as designed.
- Direct-Fit Replacement — Engineered to mount and connect to the MRV-14 handle assembly without alteration, using the same attachment points as the factory-installed component.
- Confirmed MRV-14 Fitment — Verified for compatibility with the Multiquip MRV-14 walk-behind vibratory roller; check your model plate before ordering to confirm fitment.
- Operator Control Integrity — A properly functioning dead man arm keeps the machine's drive and vibration systems correctly engaged and disengaged; a damaged or missing arm compromises the operator's ability to control the roller safely.
- Critical Safety Function — The dead man arm is a primary operator presence control. Replacing a failed or compromised upper arm restores the intended safety interlock behavior required for compliant machine operation.
The dead man arm — sometimes called an operator presence control or bail arm — is a spring-loaded handle component that must be actively held by the operator to keep the machine running and in motion. When released, it triggers an interlock that stops drive and/or vibration, preventing the roller from operating unattended. The upper arm portion connects the operator's grip point to the control linkage lower in the handle assembly. When this component cracks, bends, or loses its mechanical integrity, the interlock mechanism can fail to engage correctly, creating a safety hazard and potentially taking the machine out of service until this part is replaced.
Part Details
| Part Number | 505314890 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Upper Dead Man Arm DNO MRV-14 |
Compatibility & Fitment
| Name | Model |
|---|---|
| MRV-14 | MRV-14 |
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.
