The Ingersoll Rand 95647889 OEM TEE connects to the side of the 22456214 thermal valve body. The right side section of the tee then connects to the hydraulic hose that routes to the air/oil cooler. The left portion connects to the hydraulic hose that connects back down to the airend chamber.
This is a 90 Tee fitting which has straight threads on one and and JIC fittings that connect to the hoses. The o-ring is included.