The Wacker Neuson Nonreturn Valve is a genuine OEM nonreturn valve designed for the RD24-100, RD27-120, RD40-130, and RD45-140 series tandem rollers, including standard, canopy, open-ROPS, and DPF-equipped variants. As a factory-authorized component, this part is produced to the exact specifications used in original assembly, ensuring consistent fit and hydraulic system integrity. Compatibility spans a wide range of RD-series models, making a reliable stock item for fleets running multiple roller configurations. Verify your model number against the fitment list before ordering to confirm this is the correct valve for your machine.
Key Features
- Genuine OEM Hydraulic Precision — Manufactured to Wacker Neuson's original flow-control tolerances, ensuring the valve opens and seats correctly at the pressures your roller's hydraulic circuit demands.
- Direct-Fit Replacement — Engineered to the same port dimensions and thread specification as the original, so installation follows the standard service procedure without additional adaptation.
- Broad RD-Series Coverage — Fits RD24-100, RD27-120, RD40-130, and RD45-140 tandem rollers across standard, canopy (C), open-ROPS (O), and DPF model variants.
- Protects Hydraulic Flow Direction — A correctly functioning nonreturn valve prevents backflow in the hydraulic circuit; a worn or failed valve can cause pressure loss, erratic drum drive behavior, and accelerated pump wear.
- Fuel and Hydraulic System Safety — Maintaining correct one-way flow control in a pressurized hydraulic system is essential to safe roller operation; using the genuine OEM part ensures the valve performs within the system's rated pressure range.
A nonreturn valve — also called a check valve — allows hydraulic fluid to flow in one direction only, blocking reverse flow when pressure differentials shift within the circuit. In a tandem roller's hydraulic system, this valve protects pumps, motors, and control circuits from backpressure that could cause unintended movement or component damage. When the valve fails or begins to leak past its seat, operators typically notice sluggish or inconsistent drum drive response, and left unaddressed, the resulting backflow can place damaging load cycles on the hydraulic pump.
Part Details
| Part Number | 5100011910 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Nonreturn Valve |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD24-100 Tandem Roller | RD24-100 | 5100011385 |
| RD27-120 Tandem Roller | RD27-120 | 5100011386 |
| RD24-100 C Tandem Rollers | RD24-100 C | 5100011387 |
| RD27-120 C Tandem Roller | RD27-120 C | 5100011388 |
| RD24-100 O Tandem Roller | RD24-100 O | 5100011389 |
| RD27-120 O Tandem Roller | RD27-120 O | 5100011390 |
| RD40-130 Tandem Roller | RD40-130 | 5100011391, 5100047382 |
| RD45-140 Tandem Roller | RD45-140 | 5100011392, 5100047383 |
| RD40-130 C Tandem Roller | RD40-130 C | 5100011393 |
| RD45-140 C Tandem Roller | RD45-140 C | 5100011394 |
| RD40-130 O | RD40-130 O | 5100011395 |
| RD45-140 O Tandem Roller | RD45-140 O | 5100011396 |
| RD 24-100.3 | RD 24-100.3 | 5100032197 |
| RD27-120 | RD 27-120.3 | 5100032198 |
| RD24-100c.3 | RD24-100c.3 | 5100047370 |
| RD27-120c | RD27-120c.3 | 5100047371 |
| RD24-100o.3 | RD24-100o.3 | 5100047372 |
| RD27-120o | RD27-120o.3 | 5100047373 |
| RD24-100 DPF | RD24-100 DPF | 5100047380 |
| RD40-130c | RD40-130c | 5100047384 |
| RD45-140c | RD45-140c | 5100047385 |
| RD40-130o | RD40-130o | 5100047386 |
| RD45-140o | RD45-140o | 5100047387 |
| RD28-120 DPF | RD28-120 DPF | 5100047390 |
| RD24-100c DPF | RD24-100c DPF | 5100047391 |
| RD28-120c DPF | RD28-120c DPF | 5100047392 |
| RD24-100o DPF | RD24-100o DPF | 5100047393 |
| RD28-120o DPF | RD28-120o DPF | 5100047394 |
| RD40-130.3 | RD40-130.3 | 5100047395 |
| RD45-140.3 | RD45-140.3 | 5100047396 |
| RD40-130c.3 | RD40-130c.3 | 5100047397 |
| RD45-140c.3 | RD45-140c.3 | 5100047398 |
| RD40-130o.3 | RD40-130o.3 | 5100047399 |
| RD45-140o.3 | RD45-140o.3 | 5100047400 |
| RD40-130 DPF | RD40-130 DPF | 5100055777 |
| RD45-140 DPF | RD45-140 DPF | 5100055778 |
| RD40-130c DPF | RD40-130c DPF | 5100055779 |
| RD45-140c DPF | RD45-140c DPF | 5100055780 |
| RD40-130o DPF | RD40-130o DPF | 5100055781 |
| RD45-140o DPF | RD45-140o DPF | 5100055782 |
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.
