With 45° angle on the service port site for easier access. Brass Union - R410A Adapter for Refrigerant Charging in HVAC/R, 1/4 male SAE to 5/16 Female SAE Charging Hose for Manifold. $3. Min. order: 10 pieces. 5 yrs... Specifications: Main Material : brass, aluminum alloy Thread: 1/4 Inch male SAE and 5/16 inch SAE female Type: 45 degree/straight R410A adapter Package Include: 2Pcs x 45 degree R410A adapter 2Pcs x straight R410A adapter 1Pc x Valve Core Remover 8Pcs x R134A hose gaskets 8Pcs x 5V1 valve core 8Pcs x Thimble gohantee R410A Adapter Kit 20Pcs, R410A Mini Split Refrigerant Hose Coupler 5/16 Female to 1/4 Male Adapter Valve Core Installer and Remover, 5V1 Valve Cores Copper for AC HVAC Refrigeration Service R410a Adapter Kit R410a Adapter For Mini Split System, Charging Vacuum Port Adapter, 5/16 Female 1/4 Male Flare, Valve Core Remover, R134a Hose Gaskets, 5V1 Valve Cores, For HVAC And Refrigeration Service Mini Split AC Service Kit FUNCTION: Useful adapter, converts the 5/16 inch SAE charging-vacuum ports to accept 1/4 inch SAE gauge-hose set; 1/4 Inch male SAE x 5/16 inch SAE female adapter. R410a/R134a Charging Vacuum Port Adapter Brass | Ubuy India Perfectly Compatiable With R134A mini split system air conditioners, HVAC and refrigeration service. WIDE APPLICATION: R410 adapter used on most newer R410A ductless mini split systems.