Description
Overview:
The O-Ring 9.3 x 2.4 for Stihl pressure washers is a small, precision rubber seal used to keep high-pressure water connections tight and leak-free. It is a Genuine Stihl OEM part made from durable black rubber for dependable sealing performance in demanding cleaning tasks. Sized 9.3 mm x 2.4 mm (approximately 0.37 in x 0.09 in), it is commonly used in hose couplings, lances, spray guns and pump interfaces. Ideal for Stihl RE400K and RE401K models, it helps maintain working pressure, reduces water loss, and supports efficient operation. Supplied as Stihl part number 9645 945 7501, it is suitable for routine maintenance and quick replacements to restore correct sealing where the original O-ring has worn or flattened.
Key Features:
- Genuine Stihl OEM part for correct fit and reliable performance
- 9.3 mm x 2.4 mm size (approx. 0.37 in x 0.09 in) for accurate sealing in compact joints
- Durable black rubber construction for resilience against compression and wear
- Helps maintain pressure and flow by preventing leaks at connections
- Simple to install and remove; ideal for routine maintenance
- Supports long service life of hoses, lances, and pump components
- Suitable across a wide range of Stihl RE- and RB-series pressure washers
Typical Applications:
Used in pressure washer hose ends, spray gun and lance connections, quick couplers, and pump/manifold sealing points to prevent water bypass, preserve pressure, and reduce downtime during cleaning of vehicles, machinery, patios, facades, tools, and site equipment.
Also known as:
Seal ring, packing ring, toroidal seal, pump seal, pressure washer O-ring, sealing gasket.
Fits Models:
RB 220 K, RB 300 K, RB 301, RB 302, RB 400 K, RB 402, RB220K, RB300K, RB301, RB302, RB400K, RB402, RE 100, RE 100 K, RE 101 K, RE 101K, RE 102 K, RE 102 KM, RE 104 K, RE 104 KM, RE 105 K, RE 106 K, RE 106 KM, RE 107, RE 108, RE 109, RE 110, RE 110 K, RE 115 K, RE 116 K, RE 119, RE 120, RE 120 K, RE 125 K, RE 126 K, RE 129 PLUS, RE 130 PLUS, RE 140 K, RE 142, RE 142 PLUS, RE 160 K, RE 162, RE 162 PLUS, RE 220 K, RE 240 K, RE 250 K, RE 260 K, RE 270 K, RE 271, RE 271 PLUS, RE 280 K, RE 281, RE 281 PLUS, RE 300 K, RE 310 K, RE 330 K, RE 340 K, RE 360 K, RE 360 K PLUS, RE 361, RE 361 PLUS, RE 400 K, RE 401 K, RE 440 K, RE 460 K, RE 461, RE 461 PLUS, RE 471, RE 471 PLUS, RE 500 W, RE 500W, RE 520W, RE 521, RE 530 W, RE 530W, RE 550W, RE 551, RE 551 PLUS, RE 560 W, RE 560W, RE 580W, RE 581, RE 600 W, RE 600W, RE 630 W, RE 630W, RE 640 W, RE 640W, RE 660 W, RE 660W, RE 661, RE 830 W, RE 830W, RE 840 W, RE 840W, RE 88, RE 880 W, RE 880W, RE 961, RE 98, RE100, RE100K, RE102K, RE102KM, RE104K, RE104KM, RE105K, RE106K, RE106KM, RE107, RE108, RE109, RE110, RE110K, RE115K, RE116K, RE119, RE120, RE120K, RE125K, RE126K, RE129PLUS, RE130PLUS, RE140K, RE142, RE142PLUS, RE160K, RE162, RE162PLUS, RE220K, RE240K, RE250K, RE260K, RE270K, RE271, RE271PLUS, RE280K, RE281, RE281PLUS, RE300K, RE310K, RE330K, RE340K, RE360K, RE360KPLUS, RE361, RE361PLUS, RE400K, RE401K, RE440K, RE460K, RE461, RE461PLUS, RE471, RE471PLUS, RE500W, RE520W, RE521, RE530W, RE550W, RE551, RE551PLUS, RE560W, RE580W, RE581, RE600W, RE630W, RE640W, RE660W, RE661, RE830W, RE840W, RE88, RE880W, RE961, RE98
Alternate Part Numbers:
9645-945-7501, 96459457501
