The Wacker Neuson is a genuine OEM Cotter Pin designed for the E5000 and E1100 Ground Heaters and CH5000 Cross Heaters. As a direct factory replacement, this part is sourced to the same specification as the original, ensuring it seats and functions exactly as intended in these hydronic surface heating systems. It is confirmed to fit gas burner, diesel burner, and generator-equipped configurations across the E5000, E1100, and CH5000 series. Keeping small but critical fastening hardware like the at OEM specification helps maintain the mechanical integrity of assemblies within these heating units.
Key Features
- Genuine OEM Retention Accuracy — Manufactured to the original Wacker Neuson specification, delivering the correct pin diameter and leg geometry for secure locking without deformation under operational stress.
- Drop-In Replacement — Installs directly into the original pin bore with no reworking of mating hardware; designed to match the factory hole pattern on E5000, E1100, and CH5000 assemblies.
- Broad Series Compatibility — Fits E5000 Ground Heaters (gas and diesel burner variants), E1100 Ground and Hydronic Surface Heaters, and CH5000 Cross Heaters with oil burner and generator configurations.
- Mechanical Assembly Integrity — A correctly seated cotter pin prevents unintended fastener back-out in vibration-prone heating equipment; a missing or fatigued pin can allow critical pins or bolts to walk loose during operation.
- Safety-Critical Fastener — In heating equipment subject to thermal cycling and mechanical stress, cotter pins are a primary retention device; using a correctly specified OEM replacement maintains the designed safety margin of the assembly.
A cotter pin is a simple split-pin fastener inserted through a drilled hole in a shaft, bolt, or clevis pin to lock it in place — the legs are spread after insertion to prevent the pin from backing out. In ground and hydronic surface heaters like the E5000, E1100, and CH5000 series, cotter pins are used to secure pivot points, linkages, and fastener assemblies that are subject to vibration and repeated thermal expansion cycles. When a cotter pin breaks, bends out of position, or is omitted during service, the fastener it retains can migrate, leading to loosening of connected components and potential mechanical failure of the assembly it holds together.
Part Details
| Part Number | 5000172412 |
|---|---|
| Old Part Number | 0172412 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Cotter Pin |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| E5000 Ground Heater, 12kw Gen, Diesel | E5000 | 5000620899, 5000620897, 5000620898 |
| E1100 GROUND HEATER | E1100 | 5000620172, 5000620244, 5200001676 |
| Cross Heater with oil burner | CH5000 | 5000620240, 5000620242 |
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.
