The Multiquip EM01900311 Snap Ring is a genuine OEM component designed for C30HDG, C30HDZ, and C30HDGA concrete pumps. As a direct OEM replacement, it meets the exact specifications set during original production, ensuring a correct fit in the drive or shaft assembly without modification. Sourced directly through Multiquip's authorized parts network, the EM01900311 is the right choice when accuracy matters most. Confirm your model code before ordering to ensure compatibility with your specific unit.
Key Features
- Genuine OEM Retention Spec — Manufactured to the exact dimensional tolerances required to seat and retain components securely within the pump assembly.
- Drop-In Shaft Groove Fit — Engineered to snap directly into the designated groove on your C30HDG, C30HDZ, or C30HDGA pump, aligning with the original design intent.
- Confirmed Fitment for C30HD-Series Pumps — Verified compatible with C30HDG, C30HDZ, and C30HDGA Mayco concrete pump models.
- Positive Component Retention — A properly seated snap ring locks bearings, shafts, or gears in axial position; a worn or missing ring allows components to shift and accelerates internal wear.
- Critical Drive-Train Safety Function — In pump assemblies, snap ring failure can allow shaft migration that compromises both output performance and operator safety; using an OEM-spec ring maintains structural integrity.
A snap ring is a small but essential retaining fastener used to secure rotating or sliding components — such as bearings, gears, or shaft collars — within a machined groove. In a concrete pump like the C30HD series, snap rings hold critical drivetrain and hydraulic components in their correct axial position during high-load operation. When a snap ring becomes worn, deformed, or dislodged, the retained component is free to shift, which can cause accelerated wear on surrounding parts, vibration, loss of pump output, or more serious mechanical failure if left unaddressed.
Part Details
| Part Number | EM01900311 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Snap Ring |
Compatibility & Fitment
| Name | Model |
|---|---|
| Mayco Pumps | C30HDG |
| Mayco Pumps | C30HDZ |
| Mayco Pumps | C30HDGA |
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.
