Overview
The ZF 0730.005.854 WASHER is a precision-engineered OEM genuine component designed for the WG200 series transmissions. This hardened steel washer functions as a critical load-spreading interface between fasteners and transmission housing surfaces, ensuring proper clamping force distribution during high-torque operations. Located within the planetary gear assembly or clutch pack retention system, the SKU 0730.005.854 prevents galling and maintains axial clearance under extreme thermal cycling. Its role is essential for maintaining the structural integrity of the WG200’s modular design, particularly when paired with the 4460165051 CONSOLE and 4460368311 CONSOLE in the transmission’s support framework.
Symptoms of Failure
- Transmission oil seepage at bolt interfaces – A worn or deformed washer allows micro-movement, breaking the seal between the 0636011429 HEXAGON SCREW and housing, leading to visible fluid residue around fasteners.
- Audible metallic rattling during gear engagement – Loss of washer thickness creates axial play, causing loose components to vibrate against each other under load.
- Intermittent gear slipping under heavy torque – Insufficient clamping force from a collapsed washer reduces friction pack pressure, resulting in momentary power loss during acceleration.
- Uneven bolt torque readings during maintenance – A fatigued washer prevents consistent torque application, often requiring repeated retightening cycles.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.005.854 |
| Material | Hardened Spring Steel (DIN 17222) |
| Inner Diameter | 18.5 mm |
| Outer Diameter | 34.0 mm |
| Thickness | 2.5 mm |
| Surface Finish | Zinc-Nickel Plated (ISO 4042) |
| Weight | 12 grams |
| OEM Reference | ZF 0730.005.854 |
| Hardness Rating | HRC 38-42 |
Compatibility
This washer is engineered for the ZF WG200 series transmissions, including the WG180, WG200, and WG210 variants used in off-highway vehicles, construction equipment, and agricultural machinery. It is also compatible with select ZF Ecomat 4HP/5HP models where the 0730100365 WASHER is specified. Always verify fitment with your transmission’s parts catalog, as the WG200 series may require this washer in conjunction with the 4644105418 DISCONNECTION assembly or 4644305041 ADAPTER for proper installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4460165051 | CONSOLE | Transmission mounting bracket support |
| 4460368311 | CONSOLE | Secondary housing alignment bracket |
| 0636011429 | HEXAGON SCREW | Fastener for washer retention |
| 0730100365 | WASHER | Alternate thickness shim washer |
| 4644105418 | DISCONNECTION | Clutch pack separation mechanism |
| 4644305041 | ADAPTER | Input shaft conversion interface |
| 4460068159 | AXLE DRIVE | Final drive output shaft assembly |
| 4460168651 | INPUT FLANGE | Engine-to-transmission coupling flange |
| 4460368318 | FLANGE | Output shaft connection flange |
| 4460368317 | DUST PROTECTION | Sealing cover for bearing cavity |
