The Multiquip 050300500 O-Ring S-50 is a genuine OEM seal designed for MT-86D and MT-86D2 rammers. Sourced directly from Multiquip, this O-ring is manufactured to the exact material and dimensional specifications of the original part, ensuring a proper seal every time. Confirmed fitment covers the MT-86D and MT-86D2 rammer models, making part verification straightforward before you order.
Key Features
- OEM-Grade Sealing Material — Manufactured to the original compound and durometer specification, delivering the compression and chemical resistance required for rammer operating conditions.
- Exact Dimensional Match — The S-50 profile seats directly into the original groove without stretching, pinching, or rework, maintaining a leak-free interface from first installation.
- Confirmed Rammer Fitment — Verified for MT-86D and MT-86D2 models, so you can order with confidence against your machine's model code.
- Prevents Fluid and Air Bypass — A correctly seated O-ring maintains pressure integrity in the rammer's internal assemblies; a worn or cracked seal leads to pressure loss, erratic stroke, or fluid contamination.
- Fuel and Oil System Safety — Used in fuel or hydraulic-adjacent sealing points, a compromised O-ring can introduce a leak path near ignition sources — replacing it at the first sign of seepage is a straightforward precaution.
An O-ring functions as a static or dynamic seal between two mating surfaces, preventing the escape of fluids, air, or fuel across a joint or bore. In a rammer, O-rings appear throughout the fuel system, carburetor assembly, and internal drive components, where maintaining a reliable seal is critical to consistent stroke force and safe operation. When an O-ring degrades — through heat cycling, compression set, or chemical exposure — it loses its ability to seat properly, causing leaks, pressure drop, or contamination that can affect machine performance and require more extensive repairs if left unaddressed.
Part Details
| Part Number | 050300500 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | O-Ring S-50 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Rammers | MT-86D |
| Rammers | MT-86D2 |
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.
