Male Straight Union Flare Type 37 Degrees Body Material 316 Stainless Steel Connection Type Flare x Flare Tube Size 5/8 In. Pipe Size - Flare Thread Size 7/8-14 Max Pressure 5000 psi Temp Range -165 Degrees to 1200 Degrees F Hex Size 15/16 In. Standards J514 Published By SAE