Wacker Neuson 5000084444 External Retaining Ring

The Wacker Neuson External Retaining Ring is a genuine OEM component designed for the BPS 2550A single-direction vibratory plate compactor. Sourced directly from Wacker Neuson, this retaining ring meets the exact specifications of the original part installed at the factory. It is built for the BPS 2550A, a 25 kN single-direction vibratory plate used for soil, aggregate base, asphalt, and paving stone compaction. Confirming the part number against your machine's serial number before ordering is always recommended to ensure a correct match.

Key Features

• Genuine OEM Retention Integrity — Manufactured to the original dimensional tolerances that maintain correct shaft or component retention under the high-vibration operating conditions of a vibratory plate compactor.
• Drop-In Installation — Matches the original groove dimensions exactly, seating securely without reworking the mounting point.
• Verified Fitment for the BPS 2550A — Confirmed for the BPS 2550A single-direction vibratory plate compactor, a 25 kN / 50 cm machine built for soil and asphalt compaction applications.
• Sustained Compaction Output — A properly seated retaining ring keeps rotating and reciprocating assemblies correctly positioned, preserving the full centrifugal force output the BPS 2550A is rated to deliver.
• Genuine Part Assurance — Supplied as a genuine Wacker Neuson OEM part, ensuring the material grade and snap-force rating match what the original design calls for — not an approximation.

An external retaining ring is a precision-formed fastening component that snaps into a machined groove on the outside of a shaft or pin to prevent axial movement of an adjacent assembly. On a vibratory plate compactor like the BPS 2550A, these rings are subjected to constant vibration and load cycling, making dimensional accuracy and material strength critical. When a retaining ring wears, deforms, or fails, the component it secures can shift out of position — leading to accelerated wear on surrounding parts and loss of machine performance.

Part Details

Compatibility & Fitment

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.