The Wacker Neuson 5002001042 is a genuine OEM Retaining Ring designed for BS45Y and BS52Y series gasoline vibratory rammers. As a factory-sourced component, this retaining ring meets the exact specifications set during original assembly, ensuring the part seats and functions exactly as intended. It is confirmed compatible across multiple BS45Y and BS52Y machine configurations, making it the straightforward choice when servicing rammers in this family. Keep a spare on hand to stay ahead of routine maintenance cycles on these high-cycle compaction machines.
Key Features
- Genuine OEM Construction: — Manufactured to Wacker Neuson's original material and dimensional specs, ensuring correct retention force and secure seating — critical for a component that holds rotating or reciprocating assemblies in place under constant vibration.
- Drop-In Replacement: — Matches the original groove dimensions and ring profile of the BS45Y and BS52Y, so it installs directly into the existing snap groove without rework.
- Broad BS-Series Fitment: — Verified across multiple machine numbers within the BS45Y and BS52Y gasoline rammer lines, covering a wide range of serial configurations in this jumping jack family.
- Vibration-Resistant Retention: — Rammers operate under intense repetitive impact loads; a correctly spec'd retaining ring prevents axial displacement of shafts, pins, or bearings that would otherwise accelerate internal wear and lead to component failure.
- Supports Correct Machine Operation: — A worn or failed retaining ring can allow internal components to shift during operation, causing misalignment, increased wear on adjacent parts, and unplanned disassembly — replacing it at the first sign of fatigue keeps the rammer running as designed.
A retaining ring is a small but structurally important fastening component used to secure shafts, pins, bearings, or other cylindrical parts within a housing or groove, preventing axial movement without the need for threaded fasteners. In a vibratory rammer like the BS45Y and BS52Y, internal components are subjected to continuous high-frequency impact cycles, which places constant stress on every retaining element in the drivetrain and crankcase area. When a retaining ring fatigues, deforms, or dislodges, the components it was holding in place can shift, accelerating wear on surrounding parts and potentially causing a more significant mechanical failure that requires extensive disassembly to correct.
Part Details
| Part Number | 2001042 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Retaining Ring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| BS45YA | BS45YA | 5000007558 |
| BS52Y | BS52Y | 5000007508, 5000007559, 5000007560, 5000007609, 5000008053, 5000008054, 5000009409 |
| BS 52Y | BS 52Y | 0007148 |
| BS 45Y | BS 45Y | 0007137 |
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.
