Overview
This genuine ZF 0730.107.687 WASHER is a precision-engineered shim component designed for heavy-duty construction machinery transmissions. Positioned within the differential and axle assembly, this OEM part maintains critical axial clearances between rotating elements, ensuring optimal gear mesh and load distribution. The SKU 0730.107.687 is manufactured to exact ZF tolerances, functioning as a sacrificial wear surface that protects more expensive transmission components from metal-to-metal contact. When installed alongside the 5838109012: DIFFERENTIAL and 0750117075: TAPER ROLLER BEARING, this washer ensures the entire drivetrain operates within factory-specified tolerances.
Symptoms of Failure
- Transmission oil leaks around the differential housing: A worn 0730.107.687 washer can cause misalignment, leading to seal distortion and fluid seepage from the 5838300626: DIFFERENTIAL HOUSING.
- Gear slipping under load in construction equipment: Excessive axial play from a degraded washer allows the 2093209023: DIFFERENTIAL to shift, causing intermittent power loss during excavation or grading.
- Metallic grinding noise during turns: Insufficient washer thickness creates abnormal contact between the bevel gear and differential case, producing a distinct grinding sound.
- Premature bearing failure: When the washer collapses, the 0750117075: TAPER ROLLER BEARING experiences uneven loading, drastically reducing service life.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.107.687 |
| Material | Case-hardened steel (DIN 1.3505 equivalent) |
| Inner Diameter | 42.0 mm |
| Outer Diameter | 68.0 mm |
| Thickness | 2.5 mm |
| Weight | 0.045 kg |
| OEM Reference | ZF 0730.107.687 |
| Hardness | 58-62 HRC |
Compatibility
This washer is engineered for ZF WG series transmissions commonly found in wheel loaders, graders, and telehandlers. It is a direct fit for ZF WG180, WG200, and WG310 models. The 0730.107.687 also integrates with ZF 4WG-200 and 6WG-310 powershift transmissions used in construction machinery from manufacturers such as Volvo, Case, and JCB. Always verify clearance requirements when pairing with the 5838300811: THRUST WASHER and 5838300721: AXLE BEVEL GEAR.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838109012 | DIFFERENTIAL | Distributes torque to drive axles |
| 0750117075 | TAPER ROLLER BEARING | Supports axial and radial loads |
| 2093209023 | DIFFERENTIAL | Secondary torque distribution unit |
| 5838300626 | DIFFERENTIAL HOUSING | Encloses differential gears |
| 0631329088 | SPRING PIN | Secures washer alignment |
| 5838300811 | THRUST WASHER | Reduces axial friction |
| 5838300721 | AXLE BEVEL GEAR | Transfers power to wheel hubs |
| 5838300633 | AXLE | Rotates wheel assembly |
| 5838300753 | THRUST WASHER | Controls gear end-play |
| 5838300818 | THRUST WASHER | Supplementary axial spacer |
Frequently Asked Questions
Q: Can I reuse the 0730.107.687 washer during a rebuild?
No. This is a single-use crush washer. Reusing it will result in incorrect preload and rapid failure of the 0750117075: TAPER ROLLER BEARING.
Q: How do I know if my ZF transmission needs this specific washer?
Measure the axial play in the differential assembly. If clearance exceeds 0.15 mm, replace the 0730.107.687 and inspect the 5838300811: THRUST WASHER for scoring.
Q: Is this washer compatible with aftermarket differentials?
Only when the aftermarket unit matches OEM ZF dimensions. We recommend using the genuine 5838109012: DIFFERENTIAL to guarantee fitment.
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Phone: +86 158 2286 3467 |
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