An item which has one end designed to form a rigid connection on a rod, shaft, turnbuckle or the like by means of welding, threading and/or pinning. the opposite end provides a hinged or semirigid method of fastening or attaching to another part by means of a protruding tongue or block. may include provisions for locking. see also clevis, rod end and rod end, threaded. for items specifically designed for aviation, see connector, rod end, aviation.