740420300 Husqvarna O-ring 5.1X1.6 Nitrile Rubber

740420300 Husqvarna O-ring 5.1X1.6 Nitrile Rubber

Part number:740420300
SKU Number:HUS-740420300
UPC:805544169431
Warranty:1 Year
Fits Models:View Models List

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$8.60

Husqvarna 740420300 O-ring 5.1X1.6 Nitrile Rubber Repair Part

Don’t let downtime pile up 740420300 Husqvarna O-ring 5.1X1.6 Nitrile Rubber is a straightforward repair choice that supports smoother performance and fewer headaches. Swapping the failing component early can help protect nearby parts and keep overall performance steady.


Repairing instead of replacing the whole unit is often the most cost-effective path especially when the rest of your equipment is still in great shape. It’s a simple way to keep maintenance costs predictable while protecting your investment. Verify compatibility first, then enjoy a straightforward swap that helps restore performance and peace of mind.

Fits Models

This part fits 30 models:

K2500 2001-10 Partner USA Hydraulic Cut-Off Concrete Saw Repair Parts

K2500 2001-10 Partner USA Hydraulic Cut-Off Concrete Saw Repair Parts

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K3600 2003-01 Partner USA Hydraulic Cut-Off Concrete Saw Repair Parts

K3600 2003-01 Partner USA Hydraulic Cut-Off Concrete Saw Repair Parts

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DM 280 2010 Electric Core Drill Motor Parts

DM 280 2010 Electric Core Drill Motor Parts

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K3600 MK II 2006-07 Partner USA Hydraulic Cut-Off Concrete Saw Repair Parts

K3600 MK II 2006-07 Partner USA Hydraulic Cut-Off Concrete Saw Repair Parts

View Model
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Eric N.
05 Oct, 2025

Reliable replacement part. The 740 420 300 Husqvarna Oring 51X16 Nitrile Rubber did the job and feels well made. Only reason for 4 stars is double-checking the model before ordering.