A 6502-16-16 | 1" JIC male x 1" JIC female swivel 45 degree hydraulic adapter is a type of hydraulic fitting that consists of two parts: a male fitting with a 1" Joint Industry Council tube size and a nominal thread size of 1-5/16"-12 (JIC) thread and a female swivel fitting with a 1" JIC thread that is angled at 45 degrees. The JIC threads have a 37 degree flare that mates with a corresponding 37 degree flare on the opposite fitting, providing a reliable seal in high-pressure hydraulic applications.