The Wacker Neuson 5100012418 is a genuine OEM Nonreturn Valve designed for the RD24-100, RD27-120, and RD28-120 series tandem rollers. As a direct factory replacement, this part meets the original engineering specifications for these walk-behind and ride-on articulated asphalt and soil compaction machines. Fitment spans the full range of RD24-100, RD27-120, and RD28-120 variants — including smooth drum, combination, open ROPS, canopy, US-spec, and DPF-equipped configurations. Order with confidence knowing part number 5100012418 is the correct OEM reference for your machine.
Key Features
- Genuine OEM Construction: — Manufactured to Wacker Neuson's original flow-control tolerances, ensuring the valve seats and seals correctly within the hydraulic circuit of your tandem roller.
- Direct Drop-In Replacement: — Engineered to the same port dimensions and thread specification as the original, so it installs into the existing hydraulic line connections without rework.
- Broad RD Series Fitment: — Covers RD24-100, RD27-120, and RD28-120 tandem rollers across smooth drum, combination drum, canopy, open ROPS, US-spec, and DPF configurations.
- Maintains Hydraulic Circuit Integrity: — A properly functioning nonreturn valve prevents backflow in the hydraulic system, keeping pressure stable and drum drive response consistent during compaction passes.
- Hydraulic Safety Function: — This valve plays a role in preventing unintended pressure reversal in the hydraulic circuit; using a correct OEM-specification part is important for safe and predictable machine behavior.
A nonreturn valve — also called a check valve — allows hydraulic fluid to flow in one direction only and blocks reverse flow. In a tandem roller's hydraulic system, this prevents pressure from bleeding back through the circuit when the pump is not actively driving flow, which helps maintain consistent drum engagement and protects other hydraulic components from pressure spikes. When a nonreturn valve fails or begins to leak internally, operators may notice sluggish drum response, loss of drive pressure, or erratic machine behavior — all of which interrupt compaction work and can point to further hydraulic damage if left unaddressed.
Part Details
| Part Number | 5100012418 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Nonreturn Valve |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD24-100 O Tandem Roller | RD24-100O US | 5100021759 |
| RD28-120 O Tandem Roller | RD28-120O US | 5100021800 |
| RD24-100c | RD24-100c | 5100047376 |
| RD24-100 C Tandem Roller | RD24-100C US | 5100021757 |
| RD28-120c DPF | RD28-120c DPF | 5100047392 |
| RD24-100o DPF | RD24-100o DPF | 5100047393 |
| RD28-120 C Tandem Roller | RD28-120C US | 5100021758 |
| RD27-120 Tandem Roller | RD27-120 | 5100011386 |
| RD27-120 O Tandem Roller | RD27-120 O | 5100011390 |
| RD27-120c | RD27-120c.3 | 5100047371 |
| RD27-120 | RD 27-120.3 | 5100032198 |
| RD27-120 C Tandem Roller | RD27-120 C | 5100011388 |
| RD28-120 Tandem Roller | RD28-120 US | 5100021756 |
| RD24-100 | RD24-100 | 5100047374, 5100011385 |
| RD24-100 O Tandem Roller | RD24-100 O | 5100011389 |
| RD28-120 DPF | RD28-120 DPF | 5100047390 |
| RD28-120 | RD28-120 | 5100047375 |
| RD24-100 C Tandem Rollers | RD24-100 C | 5100011387 |
| RD27-120o | RD27-120o.3 | 5100047373 |
| RD24-100 Tandem Roller | RD24-100 US | 5100021755 |
| RD24-100o.3 | RD24-100o.3 | 5100047372 |
| RD 24-100.3 | RD 24-100.3 | 5100032197 |
| RD28-120c | RD28-120c | 5100047377 |
| RD28-120o | RD28-120o | 5100047379 |
| RD24-100c.3 | RD24-100c.3 | 5100047370 |
| RD24-100o | RD24-100o | 5100047378 |
| RD28-120o DPF | RD28-120o DPF | 5100047394 |
| RD24-100 DPF | RD24-100 DPF | 5100047380 |
| RD24-100c DPF | RD24-100c DPF | 5100047391 |
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.
