Heat Pump Port Adapter; Item Port Adapter; Size 1/2 Inch x 5/8 Inch; Used On Item 5 Ton Multi-Zone Inverter Heat Pump System; Used On Model/Brand MXZ; Used On Item Part No MXZ-4A71VA/MXZ-4A80VA/MXZ-5A100VA/MXZ-8A140VA/PAC-AK30BC/PAC-AK50BC; End Connection Size 1/2 Inch x 5/8 Inch