The Husqvarna 503263028 O-Ring is a genuine OEM sealing component designed for the K2500 and K3600 power cutters. As a direct OEM replacement, this O-Ring is manufactured to Husqvarna's exact material and dimensional specifications, ensuring a proper seal every time. DHS Equipment supplies this part to help keep your equipment running at full capacity. Cross-reference part number 503263028 against your parts diagram to confirm fitment before ordering.
Key Features
- OEM-Grade Sealing Material — manufactured from the same compound grade as the original, delivering the correct compression and chemical resistance required for a power cutter's operating environment.
- Exact-Dimension Replacement — matches the original cross-section and inner diameter precisely, so the O-Ring seats cleanly in its groove without adjustment or modification.
- Confirmed Compatibility — designed specifically for K2500 and K3600 power cutters, eliminating guesswork when sourcing a replacement seal.
- Leak-Free Performance — a correctly seated O-Ring maintains fluid or pressure boundaries within the cutter, preventing seepage that can lead to loss of hydraulic or fuel-system efficiency.
- Fuel and Fluid System Safety — a failed or degraded O-Ring can allow fuel or fluid to escape toward hot surfaces; replacing it promptly with a genuine OEM part is an important safety measure on any power cutter.
An O-Ring creates a pressure-tight or fluid-tight seal between two mating surfaces inside the machine — typically within the fuel system, water system, or hydraulic circuit of a power cutter. It works by compressing between two components, filling any gap and preventing leaks. When an O-Ring cracks, deforms, or loses elasticity with age and heat exposure, fluid or pressure escapes, which can reduce cutting performance, cause external leaks, or create a fire hazard if fuel is involved. Replacing a worn O-Ring with the correct OEM component restores the integrity of the sealed assembly and keeps the K2500 or K3600 operating safely and efficiently.
Part Details
| Part Number | 503263028 |
|---|---|
| Brand | Husqvarna |
| Part Type | Genuine OEM |
| Description | O-Ring |
Compatibility & Fitment
| Name | Model |
|---|---|
| Power Cutter | K2500 |
| Power Cutter | K3600 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
