This is a genuine JCB part number 33161835, identified as a washer. It is an authentic OEM component designed for use in a wide range of JCB agricultural, construction, and industrial machinery, including popular models like the 3CX and 4CX backhoe loaders, Loadall telehandlers (e.g., 520, 530 series), Fastrac tractors (e.g., 2155, 3230 series), and various JS and 80xx series excavators. This essential component ensures proper spacing and secure fastening within assemblies, maintaining the integrity and performance of your equipment. Manufactured to JCB's stringent quality standards, this washer provides reliable performance for critical applications.