The Multiquip EM926066 is a genuine OEM Retaining Ring designed for Mayco concrete pump models C30HD, C30HDNI, and C30HDN. As an OEM component sourced directly from Multiquip, it is manufactured to the exact specifications of the original part, ensuring a correct, secure fit without guesswork. This retaining ring is confirmed to fit the C30HD, C30HDNI, C30HDNI Precision, C30HDNI Zenith, and C30HDN pump variants. Keeping this small but critical component in good condition is essential to maintaining the mechanical integrity of the pump assembly.
Key Features
- Genuine OEM Construction — Manufactured to Multiquip's original material and dimensional specifications, ensuring the ring seats and retains components exactly as engineered for concrete pump service.
- Direct Drop-In Fitment — Engineered to slot directly into the retaining groove of C30HD, C30HDNI, and C30HDN pump assemblies with no rework or modification to the housing.
- Broad Model Coverage — Confirmed fitment across the C30HD, C30HDNI, C30HDNI Precision, C30HDNI Zenith, and C30HDN Mayco concrete pump variants.
- Mechanical Retention Integrity — Maintains correct axial positioning of internal pump components; a worn or missing retaining ring can cause component migration, bearing failure, or pump seizure during operation.
- Verified OEM Part Number — Part number EM926066 cross-references directly to Multiquip's parts catalog, giving you confidence you are ordering the correct component for your specific machine.
A retaining ring is a fastening component used to secure rotating or sliding parts — such as shafts, bearings, or pistons — within a housing by seating into a machined groove and preventing axial movement. In a concrete pump like the Mayco C30HD series, these rings hold critical internal components in their correct operating positions under the stress of continuous pumping cycles. When a retaining ring becomes worn, distorted, or breaks, it can allow internal components to shift out of alignment, leading to accelerated wear, loss of pump pressure, or mechanical failure that takes the machine out of service.
Part Details
| Part Number | EM926066 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Retaining Ring |
Compatibility & Fitment
| Name | Model |
|---|---|
| Mayco Pumps | C30HD |
| Mayco Pumps | C30HDNI |
| Mayco Pumps | C30HDNI Precision |
| Mayco Pumps | C30HDN |
| 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.
