The Wacker Neuson Lock Nut is a genuine OEM fastener designed for a wide range of Wacker Neuson equipment including RD7 tandem rollers, CRT48 ride-on concrete trowels, RS800 and RS600 single-drum vibratory rollers, WB16 power buggies, APT pump trailers, and LTC4L light towers. As a direct OEM replacement, this lock nut is produced to the exact specifications required for secure, vibration-resistant fastening across these machine families. Sourced directly through authorized Wacker Neuson parts channels, part number ensures you receive the correct component with no guesswork. Confirm your model number before ordering to verify compatibility with your specific unit.
Key Features
- Genuine OEM Fastener Grade — Manufactured to Wacker Neuson's specified thread class and torque retention requirements, ensuring the locking mechanism holds under sustained vibration and load cycling.
- Drop-In Replacement — Matches the original thread pitch, diameter, and locking profile for direct installation without machining or modification to mating components.
- Broad Equipment Compatibility — A single part number covers the RD7 tandem roller series, CRT48 ride-on trowels, RS600/RS800 single-drum rollers, WB16 power buggies, APT pump trailers, and LTC4L light towers.
- Vibration Resistance — The locking feature prevents loosening under the continuous vibration and dynamic loads typical of compaction and concrete finishing equipment — a failed or missing lock nut can lead to component shift, misalignment, or structural damage.
- Safety-Critical Fastening — On rollers, trowels, and pumping equipment, fastener integrity is essential to operational safety; using the correct OEM-spec lock nut maintains the clamping force the original design requires.
A lock nut is a specialized fastener engineered to resist loosening when subjected to vibration, torque, and cyclical mechanical stress. Unlike a standard hex nut, a lock nut incorporates a locking element — such as a nylon insert, distorted thread, or prevailing-torque profile — that maintains clamping force even as the surrounding assembly flexes and vibrates during operation. When a lock nut fails, wears out, or is lost during service, the fastened joint can back off progressively, leading to component movement, accelerated wear on adjacent parts, or outright mechanical failure. Replacing a worn or damaged lock nut with the correct OEM part restores the joint's holding strength and keeps the assembly performing as designed.
Part Details
| Part Number | 5000025633 |
|---|---|
| Old Part Number | 0025633 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Lock Nut |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD 7ES | RD7H-ES EU | 5000620794 |
| RD7H-ES Tandem Roller | RD7H-ES | 5000009408 |
| Single Drum Vibratory Roller | RS800A | 5000006581, 5000630011 |
| Single Drum Vibratory Roller | RSS800A | 5000006582, 5000630012 |
| CRT48-35L-PS | CRT48-35L-PS | 5000620704 |
| CRT48-35L-PS | CRT48-35L-PS EU | 5000620900 |
| RD7 Tandem Roller | RD7A | 5100017196, 5200015243, 5200015246 |
| RD7 Tandem Roller | RD7He | 5100017193, 5100017194, 5200015241, 5200015244, 5100038031, 5100018451 |
| RD7 Tandem Roller | RD7H | 5100017195, 5100017338, 5200015242, 5200015245 |
| RD7Ye Tandem Roller | RD7Ye | 5100027116, 5100027117, 5100038032, 5100048340 |
| CRT48-57K Trowel, Power Steer | CRT48-57k-PS | 5200018779 |
| Single Drum Vibratory Roller | RS800H | 5000006583 |
| CRT48-37V Trowel, Power Steer | CRT48-37V-PS | 5100024291 |
| Single Drum Vibratory Roller ( without engine) | RS800 | 5000006585 |
| CRT48-57K-PS | CRT48-57k-PS EU | 5200018820 |
| Power Buggy | WB16AE | 5000009284, 5000009266 |
| Power Buggy | WB16AEF | 5000009290, 5000009272 |
| Power Buggy | WB16AES | 5000009291, 5000009273 |
| Power Buggy | WB16AEFS | 5000009296, 5000009278 |
| Walk-behind Rollers | RS600 | 5000630194, 5000630136 |
| CRT48-35V, Power Steer | CRT48-35V-PS | 5200016909 |
| Power Buggy | WB16A | 5000009282, 5000009264 |
| Power Buggy | WB16AF | 5000009285, 5000009267 |
| Power Buggy | WB16AS | 5000009286, 5000009268 |
| Power Buggy | WB16AFS | 5000009292, 5000009274 |
| Light Tower | LTC4L | 5000009311 |
| Single Drum Vibratory Roller | RS600A | 5000630010 |
| Single Drum Vibratory Roller | RS800V | 5000007187 |
| Power Buggy | WB16AD | 5000009283 |
| Power Buggy | WB16ADE | 5000009287 |
| Power Buggy | WB16ADF | 5000009288 |
| Power Buggy | WB16ADEF | 5000009293 |
| APT6T Pump, Surge Brake | APT6T | 5200019646, 5200019647 |
| APT6T Pump, Surge Brake, Cold Weather | APT6T CW | 5200019794, 5200019795 |
| Mobile Generator Skid Mounted | G110 | 5000008232 |
| Vibratory Truss Screed, Power Section | SP75 | 5000008295 |
| Vibratory Truss Screed, Power Section | SP50 | 5000008296 |
| APT4T Pump, Surge Brake | APT4T | 5200019643, 5200019644 |
| APT8T Pump, Surge Brake | APT8T | 5200019648, 5200019649 |
| APT4T Pump, Surge Brake, Cold Weather | APT4T CW | 5200019792, 5200019793 |
| APT8T Pump, Surge Brake, Cold Weather | APT8T CW | 5200019796, 5200019797 |
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.
