Overview
The ZF 0730.008.733 WASHER is a precision-engineered OEM genuine component designed to maintain critical axial clearance and load distribution within ZF heavy-duty transmission assemblies. This hardened steel washer sits between rotating shafts and stationary housings, preventing metal-on-metal contact that can lead to premature wear. As a factory-spec part, the SKU 0730.008.733 ensures exact dimensional tolerances required for reliable torque transfer in construction machinery transmissions. When installed alongside the 2094101014: TRANSMISSION HOUSING and 2094301046: HOUSING, this washer forms a critical interface that absorbs axial thrust loads while maintaining proper gear alignment.
Symptoms of Failure
- Transmission oil leaks at housing joints — A worn 0730.008.733 washer allows excessive axial movement, distorting the 2094298053: HOUSING seal surface and causing fluid seepage.
- Gear slipping under load — Reduced washer thickness changes gear mesh depth, leading to intermittent power loss during excavation or grading operations.
- Metallic grinding noise from transmission — Thinned washer material permits shaft-to-housing contact, producing a distinct scraping sound during gear changes.
- Vibration through driveline — Uneven washer wear creates axial play that transmits harmonic vibrations to the 0630361034: SEALING CAP, felt through the vehicle chassis.
Technical Specifications
| Specification | Value |
|---|---|
| Inner Diameter | 38.0 mm |
| Outer Diameter | 52.0 mm |
| Thickness | 2.5 mm |
| Material | Case-hardened steel (DIN 1.7131) |
| Weight | 18 grams |
| Surface Finish | Phosphate coated |
| OEM Reference | ZF 0730.008.733 |
| Hardness | 58-62 HRC |
Compatibility
This washer is engineered for ZF WG series transmissions commonly found in construction machinery. Based on its dimensions and application, the 0730.008.733 fits the following ZF models: WG180, WG200, WG210, and WG240. It is also used in certain ZF 4WG-310 and 5WG-320 torque converter transmissions. Always verify fitment by cross-referencing your transmission serial number with the OEM parts catalog.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094101014 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 2094301046 | HOUSING | Intermediate housing for clutch pack |
| 2094298053 | HOUSING | Rear housing with bearing support |
| 0630361034 | SEALING CAP | Prevents fluid ingress at shaft exit |
| 2094301071 | COVER | Access cover for valve body |
| 2094301030 | GASKET | Seals housing mating surfaces |
| 0750111371 | SHAFT SEAL | Dynamic seal for rotating shafts |
| 0634303085 | O-RING | Static seal for hydraulic ports |
| 0631306670 | CYLINDRICAL PIN | Alignment dowel for housing |
| 0636011356 | HEXAGON SCREW | Fastener for housing assembly |
