The Multiquip EM14818 is a genuine OEM Ball 4" designed for the C30HD series concrete pumps, including the C30HDG, C30HDZ, C30HD, C30HDGA, C30HDN, C30HDNI, C30HDNI Precision, and C30HDNI Zenith models. As a direct Multiquip OEM component, the part is manufactured to the same standards as the original part, ensuring a correct fit within the pump's material handling circuit. This ball is a critical wear item in cycloidal concrete pump operation, and sourcing the correct OEM specification helps maintain consistent pumping output and service intervals. For any C30HD series pump owner, verifying the part number before ordering is the fastest way to avoid downtime from an incorrect replacement.
Key Features
- OEM-Grade Spherical Integrity — Manufactured to the exact diameter and material hardness spec required for the C30HD pump circuit, ensuring consistent sealing and ball travel under pumping pressure.
- Direct Drop-In Replacement — the part installs directly into the existing valve seat assembly with no reworking of surrounding components.
- Broad C30HD Series Coverage — Fits C30HDG, C30HDZ, C30HD, C30HDGA, C30HDN, C30HDNI, C30HDNI Precision, and C30HDNI Zenith concrete pump models.
- Maintains Pump Output Consistency — A correctly seated 4" ball ensures full material displacement per cycle; a worn or undersized ball allows backflow and reduces effective output volume.
- Verified Multiquip OEM Part — Sourced directly through authorized Multiquip supply channels, so the part number, dimensions, and material grade match what the pump was built with.
The 4" ball in a cycloidal concrete pump acts as a check valve within the material cylinder circuit. As the piston strokes, the ball seats against its valve housing to prevent concrete from flowing backward, directing the mix forward through the delivery line with each cycle. When this ball wears, chips, or loses its spherical profile, the pump loses displacement efficiency — output pressure drops, cycle rates become uneven, and material can back-feed into the cylinder. Replacing a worn ball with the correct OEM-specification part restores proper seating and keeps the pump delivering consistent volume per stroke.
Part Details
| Part Number | EM14818 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Ball 4" |
Compatibility & Fitment
| Name | Model |
|---|---|
| Mayco Pumps | C30HDG |
| Mayco Pumps | C30HDZ |
| Mayco Pumps | C30HD |
| Mayco Pumps | C30HDGA |
| Mayco Pumps | C30HDN |
| Mayco Pumps | C30HDNI |
| Mayco Pumps | C30HDNI Precision |
| Mayco Pumps | C30HDNI Zenith |
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.
