P&H
Retainer ring for P&H 15 ton crane
This retainer ring secures components such as bearings, gears, or bushings in their position along a shaft or within a housing to prevent axial movement. It is designed for use in P&H 15-ton cranes.
Specifications
- Part number
- 18H1784
- Brand
- P&H
The retainer ring, identified by part number 18H1784, serves as a mechanical fastener within the assembly of P&H 15-ton cranes. Its primary function is to secure internal components, including bearings, gears, and bushings, in their designated positions along a shaft or within a housing. By preventing unwanted axial displacement, this ring maintains the correct alignment and precise operation of the machine's mechanical assemblies.
This component is manufactured by Harnischfeger Corp and is engineered specifically for application in P&H cranes with a 15-ton capacity. Proper installation of this ring is necessary to ensure that rotating or stationary parts remain fixed during the operation of the crane's lifting and construction systems.
Retainer rings are used throughout heavy machinery to lock components in place. They fit into grooves on shafts or inside bores, providing a secure stop that resists axial forces. Maintaining these rings is important for the integrity of the machine, as they ensure that critical parts do not shift, which could otherwise lead to misalignment or mechanical interference within the system.

