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K40 (2009-05) Husqvarna Circular Saw - Overview

Diagrams for K40

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Flange Nut – Part Number: 503220001
$6.55
In Stock
Flange Nut
Part #503220001
This M8 flange nut secures the guide bar and chain assembly in place, ensuring proper alignment and safe operation of your equipment. Designed with an integrated flange and anti-slip teeth to resist loosening from vibration, it provides a reliable, secure hold during heavy use. Made from durable, corrosion-resistant steel with an M8 thread and 1.25?mm pitch, replacing a worn or missing nut helps maintain stability and dependable performance.
Screw – Part Number: 725537055
$7.65
In Stock
Screw
Part #725537055
This replacement screw is specially manufactured for Husqvarna power tools. It is a genuine OEM sourced hardware which has multiple applications depending on the model. Please make sure to check appropriate diagrams for correct use and location of this screw. Please note, this hex socket head screw is sold individually.
Coupler – Part Number: 503266003
$14.08
In Stock
Coupler
Part #503266003
This item is a genuine Husqvarna replacement part that has been OEM sourced to ensure quality. The plastic coupler is intended to be used with power cutter saws. The coupler is part of the water supply system that is used when cutting masonry. This item allows a hose to connect to the saw to keep the blade lubricated. The coupler can be purchased as a single item.
Nipple – Part Number: 504634201
$7.65
In Stock
Nipple
Part #504634201
This is a genuine Husqvarna replacement part that has been sourced from the original manufacturer to be used with power cutter saws. The metal nipple attaches to the water hose connectors. This item is used to create a water spray that lubricates the saw's blade. The nipple is sold as an individual replacement part, please note two nipples may be needed.
Square Nut – Part Number: 503226504
$6.95
In Stock
Square Nut
Part #503226504
This is a genuine OEM part. The Husqvarna square nut is compatible with many brushcutter devices. The metal nut helps to secure the suspension guide rail, and is sold individually. A wrench is required for the proper repair.
Housing – Part Number: 504634401
$7.65
In Stock
Housing
Part #504634401
This is an original replacement part manufactured for Husqvarna power cutter saws. The plastic housing is an elbow for the water hoses. This housing fits on the right side of the blade cover. It has an inlet for the downward hose and an outlet for the hose to the left side nipple. The housing secures the nipple that sprays water on the right side. The housing is sold individually, please note the nipple, and hoses are available separately.
Coupler – Part Number: 503266004
$10.95
In Stock
Coupler
Part #503266004
This is an authentic item that is supplied by the original equipment manufacturer for use with Husqvarna power cutters. It is an identical replacement for a missing or a faulty coupler that was installed on a new unit, please make sure to check the appropriate diagrams of your model for the correct location and application of this hardware. Keep in mind this high-quality component is made of durable plastic and is sold individually.
Hose Kit – Part Number: 505095501
$46.15
In Stock
Hose Kit
Part #505095501
This item has been sourced from the original manufacturer to be used with power cutter saws from Husqvarna. The hose attaches to the blade case. This item is used to control the flow of water to the blade to keep it lubricated when cutting through masonry. This hose kit is priced as a single item.
Bushing – Part Number: 506028830
$37.35
Special Order
Bushing
Part #506028830
Screw Ihscm – Part Number: 503202620
$6.95
Special Order
Screw Ihscm
Part #503202620
Flange – Part Number: 506288401
$14.08
On Order
Flange
Part #506288401
This is a genuine OEM part from Husqvarna. Constructed of metal, the flange is made for use with many power cutting tools. Fitted onto the bearing housing, this item helps to secure and align the blade. A wrench, screwdriver and a hex key are often necessary for the repair. The flange is sold individually.
Flange – Part Number: 506266401
$16.45
In Stock
Flange
Part #506266401
This authentic OEM sourced part is specially made for use with Husqvarna power cutters and chainsaws. It provides an identical replacement for a missing or a faulty flange that was installed on a new unit. Please make sure to refer to the appropriate diagrams of your model for the exact location and application of this hardware. Keep in mind this high-quality flange is made of durable material and is sold individually.