Overview
The ZF 0730.107.722 WASHER is a precision-engineered OEM genuine component designed for heavy-duty construction machinery transmissions. This hardened steel washer functions as a critical thrust bearing surface and axial spacer within the planetary gearset assembly, specifically positioned between the main shaft and the shift system components. Its primary role is to maintain precise gear clearances and absorb axial loads during high-torque operations. The SKU 0730.107.722 ensures exact dimensional tolerances required for ZF transmission longevity, preventing metal-on-metal contact that leads to premature wear. When installed alongside the 2094104412: MAIN SHAFT and 2094106010: SHIFT SYSTEM, this washer completes the load-bearing interface that enables smooth power transfer in demanding construction environments.
Symptoms of Failure
- Transmission oil leaks from shaft seals: A worn 0730.107.722 washer allows excessive axial play, distorting seal surfaces and causing hydraulic fluid seepage around the main shaft housing.
- Gear slipping under load in construction equipment: When this thrust washer loses its surface hardness, gear engagement tolerances widen, resulting in intermittent slipping during excavation or lifting operations.
- Metallic grinding noise during gear changes: Degraded washer material creates metal shavings that contaminate the transmission fluid, producing audible grinding when shifting between forward and reverse.
- Vibration in the driveline at low RPM: Uneven washer wear causes the 2094304054: MAIN SHAFT to oscillate, transmitting vibration through the chassis during idle or creep-speed operation.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 0730.107.722 |
| Material | Hardened Carbon Steel (HRC 58-62) |
| Outer Diameter | 72 mm |
| Inner Diameter | 50 mm |
| Thickness | 3.2 mm |
| Weight | 0.085 kg |
| OEM Reference | ZF 0730.107.722 |
| Surface Finish | Ground & Phosphated |
Compatibility
This OEM washer is engineered for ZF WG-series transmissions commonly found in construction machinery, including models WG180, WG200, WG210, and WG250. It also fits select ZF 4WG-200 and 5WG-300 variants used in wheel loaders, excavators, and telehandlers. For proper installation, pair this washer with the 2094206001: GEARSHIFT SHAFT to ensure correct axial positioning within the shift fork assembly. Always verify compatibility with your specific transmission serial number before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094104412 | MAIN SHAFT | Torque transmission shaft |
| 2094304054 | MAIN SHAFT | Secondary drive shaft |
| 2094106010 | SHIFT SYSTEM | Gear selection mechanism |
| 2094206001 | GEARSHIFT SHAFT | Shift fork actuation shaft |
| 2094306053 | GEARSHIFT SHAFT | Alternate shift shaft variant |
| 0630513070 | SNAP RING | Axial retention ring |
| 2094306019 | WASHER | Supplementary thrust washer |
| 0732040444 | COMPRESSION SPRING | Shift detent spring |
| 0732040728 | COMPRESSION SPRING | Heavy-duty shift spring |
| 2093206001 | BUSH | Shaft support bushing |
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