Gas Connector Hose Inside Dia 3/8 in Hose Outside Dia 1/2 in Hose Length 4 ft Hose Color Silver Hose Tube Material 304 Stainless Steel Max Working Pressure @ 70 F 0.5 psi Temp Range -40 Degrees to 350 Degrees F Standards ANSI Z21.15 ANSI Z21.18/CSA 9.1 ANSI Z21.24 ANSI Z21.41 ANSI Z21.69 ANSI Z21.90 ANSI/UL 567 CSA 6.16 CSA 6.24. CSA 6.9 CSA 6.3 Hose Fitting A Material 304 Stainless Steel Hose Fitting B Material 304 Stainless Steel Hose Fitting A Type FNPT