The Wacker Neuson Screw M8 X 1 is a genuine OEM fastener designed for RD7H series double drum vibratory rollers and DPU4545H and DPU5545H series plate compactors. As a direct factory-sourced component, it meets the exact thread pitch, material grade, and dimensional tolerances specified for these machines. Compatibility extends across a wide range of RD7H and DPU configurations, including electric-start, EU-spec, and heavy-duty variants, making the correct choice whether you are servicing a standard or specialized build.
Key Features
- Correct Thread Specification: — M8 X 1 thread pitch matches the OEM spec exactly, ensuring full thread engagement without the risk of cross-threading or fastener failure under vibration loads.
- Genuine OEM Sourcing: — Manufactured by Wacker Neuson to the same material grade and hardness as the original, so clamping force and torque retention remain consistent with the machine's design intent.
- Drop-In Installation: — Replaces the original fastener position-for-position with no reworking of mating surfaces or hardware required.
- Broad Series Coverage: — Fits RD7H, RD7Heh, RD7Hf, RD7Hehf, RD7Hfb, and RD7Hehfb rollers, plus DPU4545H and DPU5545H plate compactors across standard, electric-start, and combination-drive variants.
- Vibration-Environment Durability: — Engineered to hold secure in the high-cycle vibration environment typical of compaction equipment, where an undersized or incorrect-grade fastener can loosen and cause structural or operational issues.
An M8 X 1 screw is a metric fastener with an 8 mm shank diameter and a 1 mm thread pitch, used to clamp and secure components together within the machine's assembly. In compaction equipment like plate compactors and double drum rollers, fasteners are exposed to continuous vibration and dynamic loading during operation — conditions that place high demands on thread integrity and material strength. When a fastener of this type strips, loosens, or fails, it can allow attached components to shift out of alignment or detach entirely, leading to accelerated wear on surrounding parts or an unsafe operating condition. Using the correct OEM-spec replacement ensures the joint holds to the intended preload and service life.
Part Details
| Part Number | 5000202431 |
|---|---|
| Old Part Number | 0202431 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Screw M8 X 1 |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD 7ES | RD7H-ES EU | 5000620794 |
| RD7H-ES Tandem Roller | RD7H-ES | 5000009408 |
| RD7H-S ROLLER,DOUBLE DRUM | RD7H-S | 5000009487 |
| RD 7S | RD7H-S EU | 5000620795 |
| Double Drum Vibratory Roller | RD7H | 5000008042, 5100006333 |
| DPU5545Heh | DPU5545Heh | 5100009652 |
| DPU5545Hehap | DPU5545Hehap | 5100009654 |
| DPU5545Hech | DPU5545Hech | 5100009655, 5100051523 |
| DPU4545Heh | DPU4545Heh | 5100009659 |
| DPU4545Hech | DPU4545Hech | 5100015429, 5100051522 |
| DPU5545He | DPU5545He | 5100016947 |
| DPU5545Heap | DPU5545Heap | 5100016949 |
| DPU5545Hec | DPU5545Hec | 5100016950 |
| DPU4545He | DPU4545He | 5100016951 |
| DPU4545Hec | DPU4545Hec | 5100016953 |
| DPU5545H | DPU 5545H | 5100009656 |
| DPU4545H | DPU 4545H | 5100009661 |
| DPU4545Hechzf | DPU4545Hechzf | 5100022112 |
| RD7Heh | RD7Heh | 5100006334 |
| RD7Hf | RD7Hf | 5100006338 |
| RD7Hehf | RD7Hehf | 5100006339 |
| RD7Hfb | RD7Hfb | 5100006343 |
| RD7Hehfb | RD7Hehfb | 5100006344 |
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.
