The Multiquip EM490531 Protective Sleeve 3/8" Hose is a genuine OEM component designed for C30HDNI, C30HDN, C30HDG, C30HDZ, C30HDGA, and C30HDNI Precision and C30HDNI Zenith series Mayco concrete pumps. As a direct OEM replacement, this sleeve is sourced and manufactured to the same standards as the original part, ensuring a correct and secure fit on the hose routing used in these machines. Keeping this sleeve in good condition is essential to protecting the hydraulic and fluid hose lines that keep your concrete pump operating safely under demanding jobsite conditions.
Key Features
- Genuine OEM Material Grade — Manufactured to the same abrasion-resistant specification as the original, providing the correct wall thickness and flexibility needed to protect hose lines in concrete pump applications.
- Direct-Fit Replacement — Sized specifically for 3/8" hose diameter, this sleeve slides into position without cutting or reworking existing hose routing on compatible C30HD series pumps.
- Broad C30HD Series Compatibility — Confirmed fitment across C30HDNI, C30HDNI Precision, C30HDNI Zenith, C30HDN, C30HDG, C30HDZ, and C30HDGA Mayco concrete pump models.
- Hose Protection Where It Counts — Shields vulnerable hose sections from chafing, abrasion, and contact damage in high-vibration environments, extending the service life of the hoses it covers.
- Fuel and Fluid System Safety — Intact hose protection is critical on concrete pumps; a damaged or missing sleeve can allow hose wear to go undetected, increasing the risk of fluid leaks near moving or hot components.
A protective sleeve is a flexible sheathing fitted over hydraulic or fluid hoses to guard against abrasion, heat, and mechanical wear caused by contact with surrounding components or surfaces. On concrete pumps like the C30HD series, hoses are routed through tight spaces near high-vibration components, making sleeve protection essential to hose longevity. When a sleeve cracks, splits, or goes missing entirely, the underlying hose is exposed to accelerated wear that can lead to leaks, pressure loss, or unexpected failures during operation.
Part Details
| Part Number | EM490531 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Protective Sleeve 3/8" Hose |
Compatibility & Fitment
| Name | Model |
|---|---|
| Mayco Pumps | C30HDNI |
| Mayco Pumps | C30HDNI Precision |
| Mayco Pumps | C30HDN |
| Mayco Pumps | C30HDNI Zenith |
| 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.
