Compression Fitting for 10mm x 13mm (3/8in x 1/2in) Black, G 1/4 BSPP FIT-V10X13-BK Single fitting for 3/8in (10mm) ID, 1/2in (13mm) OD tubing. G 1/4 BSPP (parallel) thread fitting. Specifications: ID: 10mm (3/8") OD: 13mm (1/2") Wall: 1.5mm (1/16") Weight 0.07 lb (0.03 kg) Materials Brass, EPDM Max Pressure @ 25°C 15kgf/cm2 (213.4psi) Max Temp. Operating Tolerance 120°C (248°F)