The Wacker Neuson 5100030511 is a genuine OEM Nose Cap Plug designed for the IRflex series internal concrete vibrators, including IRflex30, IRflex38, IRflex45, IRflex58, and IRflex60 models in both 120V US and 230V configurations. As a factory-sourced component, it meets the exact dimensional and material standards set by Wacker Neuson for this vibrator family. This plug seats at the nose end of the vibrator head, forming a critical seal that protects internal components during immersion in fresh concrete. Confirm compatibility using part number 5100030511 before ordering to ensure a correct fit for your specific IRflex model and hose length.
Key Features
- Genuine OEM Seal Integrity — Manufactured to Wacker Neuson's original material and dimensional spec, ensuring the plug maintains a watertight closure at the vibrator nose under continuous immersion conditions.
- Direct Drop-In Fit — Engineered to seat correctly in the nose of IRflex vibrator heads without alteration, preserving the original assembly profile of the hose-and-head unit.
- Broad IRflex Series Coverage — Compatible with IRflex30, IRflex38, IRflex45, IRflex58, and IRflex60 models across multiple hose lengths (3m through 15m) and both 120V US and 230V variants.
- Protects the Drive Assembly — A correctly seated nose cap plug keeps cement paste and moisture away from the internal eccentric weight and bearings, directly extending the service life of the vibrator head.
- Electrical Safety Compliance — Proper sealing at the nose end is essential on electrically driven immersion vibrators; a damaged or missing plug can expose energized internal components to conductive slurry, creating a shock hazard.
The nose cap plug closes and seals the tip of an internal concrete vibrator head, acting as the primary barrier between the working internals — the eccentric weight, bearings, and drive shaft — and the wet concrete environment. When a vibrator is immersed, cement paste under pressure seeks any gap in the housing; a worn, cracked, or missing plug allows moisture and fine particles to infiltrate the head, accelerating bearing wear and potentially causing electrical faults on powered units. Replacing a degraded nose cap plug with the correct OEM part is one of the most straightforward preventive steps an operator can take to extend the service interval of an IRflex vibrator head.
Part Details
| Part Number | 5100030511 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Nose Cap Plug |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| IRflex38/230/5r | IRflex38/230/5r | 5100025360 |
| IRflex38/230/10r | IRflex38/230/10r | 5100025361 |
| IRflex38/230/5 | IRflex38/230/5 | 5100025338 |
| IRflex45/230/5r | IRflex45/230/5r | 5100025364 |
| IRflex38/230/10 | IRflex38/230/10 | 5100025339 |
| IRflex45/230/10r | IRflex45/230/10r | 5100025365 |
| IRflex58/230/5r | IRflex58/230/5r | 5100025367 |
| IRflex30/230/10 | IRflex30/230/10 | 5100025337 |
| IRflex58/230/10r | IRflex58/230/10r | 5100025368 |
| IRflex45/230/10 | IRflex45/230/10 | 5100025363 |
| IRflex45/230/5 | IRflex45/230/5 | 5100025362 |
| IRflex30/230/5 | IRflex30/230/5 | 5100025336 |
| IRflex58/230/10 | IRflex58/230/10 | 5100025366 |
| IRflex58/230/5 | IRflex58/230/5 | 5100021651 |
| IRflex60/120/5hr | IRflex60/120/5hr US | 5100034273 |
| IRflex45/120/5 US | IRflex45/120/5 US | 5100025587 |
| IRflex58/120/8 | IRflex58/120/8 US | 5100034276 |
| IRflex58/120/5 | IRflex58/120/5 US | 5100025591 |
| IRflex58/120/10 | IRflex58/120/10 US | 5100025592 |
| IRflex60/120/10hr | IRflex60/120/10hr US | 5100034274 |
| IRflex38/120/3 US | IRflex38/120/3 US | 5100034275 |
| IRflex38/120/5 | IRflex38/120/5 US | 5100025583 |
| IRflex58/120/15 | IRflex58/120/15 US | 5100038507 |
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.
