The Wacker Neuson Filler Neck Cap is a genuine OEM component designed for the RD7 series walk-behind tandem rollers, including the RD7H-ES, RD7H-S, and RD7-RAW configurations. Sourced directly from Wacker Neuson, this cap meets the exact fit and material standards of the original part it replaces. It is compatible across multiple RD7 machine variants, covering both EU-spec and standard builds. Keeping a properly sealing filler neck cap in service is essential for protecting fluids from contamination and preventing spillage during operation.
Key Features
- Genuine OEM Sealing Integrity — Manufactured to Wacker Neuson's original material and thread specifications, ensuring a secure, leak-free seal on the filler neck.
- Direct Drop-In Replacement — Threads onto the existing filler neck without modification, restoring the original closure as it was designed.
- Broad RD7 Series Coverage — Fits RD7H-ES, RD7H-S, RD7-RAW, and RD7H tandem roller variants, including EU-spec models.
- Contamination Protection — A fully seating cap prevents dirt, debris, and moisture from entering the fluid reservoir — critical on asphalt and soil compaction sites where airborne material is constant.
- Fluid Loss Prevention — A cracked or missing cap allows fluid to escape during operation, leading to low fluid levels that can accelerate wear or cause component damage.
The filler neck cap seals the fluid fill point on the machine, keeping the reservoir closed between service intervals and during operation. A properly functioning cap prevents contamination from entering the system and stops fluid from escaping due to vibration or movement — both common conditions on a walk-behind tandem roller running compaction passes. When the cap is cracked, stripped, or missing entirely, fluid levels can drop unnoticed and debris can enter the system, shortening the service life of internal components.
Part Details
| Part Number | 5000113816 |
|---|---|
| Old Part Number | 0113816 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Filler Neck Cap |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD 7ES | RD7H-ES EU | 5000620794 |
| RD 7S | RD7H-S EU | 5000620795 |
| RD7H-ES Tandem Roller | RD7H-ES | 5000009408 |
| RD7H-S ROLLER,DOUBLE DRUM | RD7H-S | 5000009487 |
| Walk-behind Vibratory Roller ( no engine) | RD7-RAW | 5000620079, 5000620596, 5000620478 |
| Double Drum Vibratory Roller | RD7H | 5000008042 |
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.
