Description
Overview:
This Genuine Stihl O-Ring (part number 9645 945 7659) is a small but essential sealing ring for Stihl cold-water pressure washers such as the RB 402 and RE 520 W. Made from durable black rubber, it maintains a tight, reliable seal at joints and fittings to stop water leaks and keep working pressure stable. Correct sealing helps protect components, reduce downtime, and support consistent cleaning performance. The size is 20.35 mm x 1.78 mm (0.8 in x 0.07 in), giving a precise fit where specified by Stihl. As an OEM component, it is built to match the original dimensions and material specification of Stihl equipment, making it a dependable choice for routine maintenance and repairs.
Key Features:
- Genuine Stihl OEM part for assured compatibility and fit
- Durable rubber construction for long service life
- Size: 20.35 mm x 1.78 mm (0.8 in x 0.07 in) for precise sealing
- Helps maintain operating pressure and prevent water leaks
- Supports pump, hose, lance, and coupling integrity in use
- Simple to fit with standard hand tools, minimising downtime
- Suitable for a wide range of Stihl cold-pressure washer models
- Consistent sealing performance to help protect downstream components
Typical Applications:
Used to seal connections in Stihl pressure washers, including pump housings, hose tails, lances, trigger guns, and quick couplers. Ideal for restoring sealing performance after routine servicing, resolving minor leaks, or replacing worn or flattened rings. Helps maintain consistent pressure, reduce water wastage, and improve overall reliability during regular cleaning tasks on vehicles, machinery, patios, driveways, and site equipment.
Also known as:
Rubber ring, washer seal, gasket ring, sealing ring, packing ring, pressure washer seal, water seal ring, pump O-seal.
Fits Models:
RB 301, RB 302, RB 402, RE 140 K, RE 142, RE 142 PLUS, RE 143, RE 160 K, RE 162, RE 162 PLUS, RE 163, RE 232, RE 270 K, RE 271, RE 271 PLUS, RE 272 PLUS, RE 280 K, RE 281, RE 281 PLUS, RE 282 PLUS, RE 310 K, RE 340 K, RE 360 K, RE 360 K PLUS, RE 361, RE 361 PLUS, RE 362, RE 362 PLUS, RE 440 K, RE 460 K, RE 461, RE 461 PLUS, RE 462, RE 462 PLUS, RE 471, RE 471 PLUS, RE 500 W, RE 520 W, RE 521, RE 530 W, RE 550 W, RE 551, RE 551 PLUS, RE 560 W, RE 580 W, RE 581, RE 660 W, RE 661, RE 880 W, RE 961
Alternate Part Numbers:
9645-945-7659, 96459457659
Product Specifications
| L&S Part No. | 9645 945 7659 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 96459457659 |
| Unit of Sale | 1 |
| Machine Type | Pressure Washers |
| Fits Brands | Stihl |
| Key Features | - Genuine Stihl OEM part ensures compatibility and fit - Durable rubber construction for long service life - Size: 20.35 mm x 1.78 mm for precise sealing - Suitable for various Stihl pressure washer models - Maintains pressure and prevents water leaks |
| Fits Models | RB 301 | RB 302 | RB 402 | RE 140 K, RE 160 K | RE 142, RE 162 | RE520W, RE550W, RE580W | RE521, RE551, RE581, RE551 PLUS | RE660W, RE880W | RE661, RE961 | RE 270 K, RE 280 K | RE 271, RE 281 | RE 360 K, RE 360 K PLUS, RE 460 K | RE 361, RE 461, RE 471 | RE 362, RE 462 |
