500-700ml Optimal Capacity (725ml) Max Fill. ASME Safety Pressure Relief Valve 150 psi set pressure - 1/4 MNPT.316 Stainless Steel Valve with 1/4 Flare Connection. Compound Pressure Gauge: (-30) - (150). The item "Diamond Miner 6 Stainless Steel 3 Tri-Clamp Sight Glass" is in sale since Wednesday, December 4, 2019. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical, Lab & Dental Supplies\Lab Distillation Kits & Apparatus". The seller is "usalabequipment" and is located in Livonia, Michigan. This item can be shipped to United States, Canada.