Husqvarna 593490701 KEY 6x6x36 H9 DIN 6885

When your Husqvarna saw needs a replacement key to secure the blade shaft, this DIN 6885 standard component restores proper power transmission between motor and cutting assembly. The 6x6x36mm dimensions match factory specifications for compatible Husqvarna equipment, ensuring the drive mechanism operates as engineered. This parallel key prevents shaft slippage during heavy cutting operations on cured concrete and asphalt. Made to meet DIN 6885 tolerances for H9 fit classification, it maintains the precise clearances required for reliable performance under load. Simple installation gets your equipment back in service without extended downtime. Built for contractors and rental houses maintaining Husqvarna concrete cutting equipment in active service.