542020216 Husqvarna NUT FLEXLOCK .5-20 UNF #21FK

542020216 Husqvarna NUT FLEXLOCK .5-20 UNF #21FK

Part number:542020216
SKU Number:HUS-542020216
Warranty:1 Year
Fits Models:View Models List

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$36.50

Husqvarna 542020216 NUT FLEXLOCK .5-20 UNF #21FK Repair Part

For maintenance that makes sense, 542020216 Husqvarna NUT FLEXLOCK .5-20 UNF #21FK delivers a solid mix of fit, value, and dependable results for your equipment. Swapping the failing component early can help protect nearby parts and keep overall performance steady.


A maintenance-first approach keeps ownership costs under control while supporting consistent performance. It helps you keep jobs on schedule without committing to a costly replacement. Confirm compatibility with your model before ordering, then install with standard tools and get back to work with confidence.

Fits Models

This part fits 4 models:

FS 8400 Dimas Concrete Saw Repair Parts

FS 8400 Dimas Concrete Saw Repair Parts

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FS 8400 Walk Behind Floor Saw Parts

FS 8400 Walk Behind Floor Saw Parts

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FS 4800 D Flat Saw Parts

FS 4800 D Flat Saw Parts

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FS 6600 Dimas Concrete Saw Repair Parts

FS 6600 Dimas Concrete Saw Repair Parts

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Kelsey Z.
23 Apr, 2024

Solid, dependable replacement. The 542020216 Husqvarna Nut Flexlock 520 Unf 21Fk fit correctly and feels durable. Very happy with this purchase.