The John Deere SA36999 is an authentic OEM retainer designed for secure fastening in a wide range of John Deere machinery, including lawn and garden tractors, utility tractors, and combines. This genuine part ensures proper fit and reliable performance, maintaining the integrity of critical assemblies. Weighing approximately 0.0045 kg, it is manufactured to John Deere's stringent quality standards for durability and longevity, providing essential support for various components.