Husqvarna 5/16-18 Hex Nut – Genuine OEM Fastener #539990717

Description

Husqvarna 5/16-18 Hex Nut: #539990717

• Thread Size: 5/16-18 (Unified National Coarse).
• Type: Nyloc / Nylon Lock Nut.
• Material: Typically Zinc-plated Carbon Steel or Stainless Steel.
• • Supersession: This part number has been superseded by 596583702 in newer catalogs. 

  Compatibility & ApplicationsThis is a standard piece of hardware with multiple applications on zero-turn mowers, tractors, and sod cutters. 

  • Brands: Husqvarna, Dixon, Bluebird, Poulan, and Craftsman.
  • Common Uses: Securing deck components, lift links, or handle assemblies.
  • Cross-References: Replaces several older part numbers, including 532187263, 1668539, and 539130007. 

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