Husqvarna 531017719 Tri-Cut Blades 12-Pack – Genuine OEM Replacement Cutting Blades

Part Number: 531017719
Category: Outdoor Power Equipment Replacement Parts & Cutting Components
Type: Tri-Cut Blades 12-Pack – Genuine OEM Replacement Cutting Blades

The Husqvarna 531017719 Tri-Cut Blades 12-Pack is a genuine OEM replacement cutting blade set designed for select Husqvarna outdoor power equipment and compatible cutting systems.

Product Specifications

• Part Number: 531017719
• Manufacturer: Husqvarna
• Product Type: Tri-Cut Replacement Blades
• Blade Style: Tri-Cut
• Package Quantity: 12 Blades
• Alternate Description: Tri-Cut Blade Pack / Replacement Cutting Blades / Tri-Cut Replacement Blade Set / Equipment Cutting Blades
• Component Type: Cutting / Replacement Wear Component
• Primary Application: Outdoor Power Equipment
• Equipment Compatibility: Model Dependent
• Function: Provides the Cutting Surface for Applicable Tri-Cut Equipment Configurations
• Installation Location: Cutting Head / Cutting Assembly – Model Dependent
• Associated Components: Cutting Head / Blade Mounting Components / Guards / Retaining Hardware – Model Dependent
• Replacement Type: Direct OEM Replacement
• OEM Status: Genuine Husqvarna OEM Part
• Condition: New
• Quantity: 12 Tri-Cut Blades
• Part Number Reference: 531017719
• Alternate Number Format: 531 01 77-19

Features & Benefits

• Genuine Husqvarna OEM replacement cutting blades
• Factory-designated Tri-Cut blade configuration
• Convenient 12-blade package
• Designed for compatible Husqvarna cutting equipment
• Replaces applicable original equipment Tri-Cut blades
• Helps restore effective cutting performance
• Provides multiple replacement blades for continued equipment maintenance
• Useful for replacing worn or damaged cutting components as needed
• Application-specific blade shape and mounting configuration
• Designed to work with applicable OEM cutting-head assemblies
• Helps maintain the intended factory cutting configuration
• Suitable for replacing dull, chipped, cracked, bent, worn, or damaged blades
• Direct replacement supply for equipment specifying 531017719

Tri-Cut Blade Function & Importance

The 531017719 Tri-Cut Blades serve as replaceable cutting components within the applicable Husqvarna cutting system.

A simplified arrangement can be represented as:

Equipment Drive → Cutting Head / Assembly → Tri-Cut Blades → Cutting Action

During operation, the applicable cutting assembly rotates the Tri-Cut blades to provide the intended cutting action. Maintaining blades in good condition helps support consistent performance and reduces the likelihood of excessive vibration caused by damaged or unevenly worn cutting components.

Worn or damaged Tri-Cut blades may contribute to:

• Reduced cutting efficiency
• Uneven cutting performance
• Increased operating time
• Excessive vibration
• Irregular cutting action
• Poor material processing
• Increased load on the cutting assembly
• Abnormal equipment noise
• Reduced overall cutting performance

Because these blades operate at high rotational speeds, cracked, bent, or structurally damaged blades should be replaced rather than repaired.

Replacement, Inspection & Installation

Replacement of the Husqvarna 531017719 Tri-Cut Blades may be appropriate when existing blades have:

• Become excessively dull
• Developed chipped cutting surfaces
• Become bent or distorted
• Developed cracks
• Sustained impact damage
• Developed excessive wear
• Become significantly damaged or deteriorated
• Caused abnormal vibration
• Produced noticeably reduced cutting performance

When replacing the blades, inspect the surrounding cutting head, blade mounting locations, retaining components, guards, and associated hardware for wear or damage.

Before installation, shut off the equipment completely, allow all rotating components to stop, disconnect the spark plug or power source where applicable, and prevent accidental starting.

Install replacement blades in the correct factory position and orientation according to the applicable equipment instructions. Verify that all blades and retaining components are properly installed and secure before returning the equipment to operation.

Fitment & Important Notes

• Verify compatibility with your exact Husqvarna equipment model, product number, cutting-head configuration, and production revision before ordering.
• Match part number 531017719 directly with the applicable OEM parts documentation.
• 531017719 is identified as a 12-pack of Tri-Cut replacement blades.
• The exact cutting-head configuration, blade orientation, and installation requirements are model dependent.
• Do not assume every Husqvarna cutting head or outdoor power equipment model uses 531017719.
• Tri-Cut blades that appear similar may differ in shape, dimensions, mounting configuration, material, cutting profile, and equipment compatibility.
• Do not select replacement blades solely by visual appearance or approximate dimensions.
• Use 531017719 as the primary OEM fitment reference.
• Inspect the cutting head and retaining components whenever replacing blades damaged by impact.
• Replace cracked, bent, severely worn, or structurally compromised blades rather than attempting to straighten or repair them.
• When applicable, replace blades in the manner specified by the equipment manufacturer to maintain proper cutting-head balance.
• Never drill, grind, weld, reshape, or otherwise modify replacement blades to force fitment.
• Use appropriate hand protection when handling cutting blades.
• Make sure all guards and protective components are properly installed before operation.
• Shut off the equipment and prevent accidental starting before servicing the cutting assembly.
• This listing is for one Husqvarna 531017719 Tri-Cut Blade package containing 12 replacement blades. Cutting heads, guards, retainers, mounting hardware, and other associated components are sold separately unless explicitly included.
• Match Husqvarna 531017719 with your equipment's OEM parts documentation before ordering to ensure proper fitment.