The Multiquip EM492554 is a genuine OEM Hex Nut 3/8 designed for a wide range of Multiquip portfolio equipment, including Essick mixer models EM90P/S and EM70P/S, Whiteman mixer models WM70S/P and WM90S/P, the R2000H static roller, and the C30HDNI concrete pump. As a factory-sourced fastener, EM492554 meets the exact thread pitch, material grade, and dimensional tolerances specified for these machines. Sourcing the correct OEM hex nut ensures secure mechanical connections that hold up under the vibration and load cycles these machines regularly endure. DHS Equipment stocks this part to keep your equipment running with the hardware it was built with.
Key Features
- Correct Thread Specification: — Manufactured to the exact 3/8 thread pitch and torque rating called out in Multiquip's engineering specifications, ensuring a secure and properly tensioned connection.
- Genuine OEM Hardware: — Sourced directly from Multiquip, this hex nut carries the same material grade and surface treatment as the original fastener installed at the factory.
- Broad Equipment Compatibility: — Fits Essick mixer models EM70P/S and EM90P/S, Whiteman mixer models WM70S/P and WM90S/P, the R2000H roller, and the C30HDNI concrete pump.
- Vibration Resistance: — A properly spec'd hex nut maintains clamping force under the continuous vibration and load stress that mixers, rollers, and pumps generate during operation — preventing loosening and structural failure.
- Drop-In Replacement: — Matches the hex profile, wrench size, and thread engagement of the original fastener, so installation requires only standard hand tools.
A hex nut is a six-sided threaded fastener used in conjunction with bolts or studs to clamp two or more components together securely. On equipment like concrete mixers, rollers, and pumps, hex nuts are used throughout the frame, drivetrain, and accessory mounting points where consistent clamping force is critical. When a hex nut is the wrong grade, wrong thread pitch, or has been rounded or corroded, it can back off under vibration, leading to loose assemblies, misalignment, or component separation during operation. Using the correct OEM-spec replacement like the EM492554 ensures the fastener holds to the torque value the machine was designed around.
Part Details
| Part Number | EM492554 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Hex Nut 3/8 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Essick Mixers | EM90P/S |
| Rollers | R2000H |
| Essick Mixers | EM70P/S |
| Mayco Pumps | C30HDNI Zenith |
| Whiteman Mixers | WM70S/P |
| Whiteman Mixers | WM90S/P |
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.
