Description
Overview:
This Pump Pinion is a genuine Husqvarna replacement part for the oiling system on Husqvarna 346XP and 353 chainsaws. It is a compact, precision‐moulded white polymer gear that transfers drive from the clutch side to the oil pump, ensuring steady delivery of bar and chain oil. Reliable lubrication is essential to protect the guide bar, chain, and clutch components and to keep cutting performance consistent. Built to Husqvarna's OEM specifications, it integrates cleanly with the existing oil pump assembly and related drive parts, helping restore correct oil flow when the original pinion has worn or stripped. Suitable for professional and domestic users, it provides a dependable, like‐for‐like replacement to keep your saw working as intended. Genuine Husqvarna Part.
Key Features:
- Genuine Husqvarna part for proven compatibility and performance
- Durable polymer construction designed to resist wear from heat and friction
- Maintains consistent bar and chain oil flow for smoother cutting and reduced wear
- Direct replacement for the original pinion; no modification required
- Precise fit with the existing oil pump and clutch drive components
- Helps prevent chain and bar overheating by ensuring reliable lubrication
- Compact form for easy handling and fitting with basic hand tools
- Ideal for restoring oiling function when the original gear is worn or damaged
Typical Applications:
Used during servicing or repair of the chainsaw's oil pump drive when lubrication becomes intermittent, the chain runs dry, or after clutch and oil pump maintenance. Suitable for routine preventative maintenance to keep oil delivery reliable during felling, cross‐cutting, and limbing tasks.
Also known as:
Oil pump pinion gear, oil pump worm, worm gear, oil pump drive gear, drive pinion, pump gear for chainsaw oiling systems.
Fits Models:
346XP, 353
Alternate Part Numbers:
503 89 21-03, 503892103
