Description
Overview:
This genuine Stihl Set of Oil Seals (MPN 4770 007 1050) is designed for selected Stihl pressure washers to stop oil leakage and protect the pump from water ingress. The seals are made from durable, oil- and chemical-resistant rubber for long service life under regular use. Correct sealing helps maintain pump lubrication and pressure, supporting reliable performance and reduced wear. Ideal for professional and domestic users, this set provides a precise fit for compatible Stihl machines such as the RE 521 and RE 551. By restoring proper sealing around rotating shafts and housings, it helps prevent downtime, preserves efficiency, and keeps your washer working as intended. A practical maintenance choice for leak repairs and routine pump overhauls.
Key Features:
- Genuine Stihl part for assured compatibility and quality
- Oil- and detergent-resistant rubber for durability under pressure-washer use
- Helps prevent oil loss and water ingress to protect the pump
- Supports stable operating pressure and smoother running
- Reduces premature wear by maintaining correct lubrication
- Sized for a precise fit on specified Stihl models
- Suitable for routine maintenance or leak rectification
- Straightforward to install with basic workshop tools
Typical Applications:
Used during pump servicing, leak repairs, or preventive maintenance on Stihl pressure washers. Ideal when oil is seeping from the pump, seals are hardened or damaged, or after heavy seasonal use. Helps restore sealing around shafts and housings to maintain performance, reduce mess, and lower the risk of costly pump damage or unplanned downtime.
Also known as:
Oil seal kit, pump seal set, shaft seals, rotary lip seals, pump oil seals, seal pack, replacement sealing set for pressure washer pumps. Often referenced during pump rebuilds or overhauls where oil retention and exclusion of water/contaminants are required.
Fits Models:
RE 521, RE 551, RE 551 PLUS, RE 581
Alternate Part Numbers:
4770-007-1050, 47700071050
Product Specifications
| L&S Part No. | 4770 007 1050 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 47700071050 |
| Unit of Sale | 1 |
| Machine Type | Pressure Washers |
| Fits Brands | Stihl |
| Key Features | - Genuine Stihl part ensures compatibility with specified models - Made from oil- and detergent-resistant rubber - Prevents oil loss and water ingress in pressure washers - Sized for precise fit on RE 521, RE 551 models - Suitable for routine maintenance and leak repairs |
| Fits Models | RE521, RE551, RE581, RE551 PLUS |
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