Harris Calorific Multistage Gas Regulators. Combining top-notch and uncompromising quality with an affordable price the Harris Calorific Multistage Gas Regulators 3302627/ 55850-492 can fulfill your laboratory needs while still offering a great value for the money. Product Category Description: Designed for applications where a constant working pressure is important over a wide range of inlet pressures and flow rates. VWR multistage gas regulators feature safe accurate and sensitive delivery of reduced pressure. Solderless construction for easy maintenance. Solid forged brass body contains two regulators. First stage reduces full cylinder pressure to 90percent for safety. Particulates tank scale and rust are eliminated from gas stream with sintered inlet filter. Assembly features include: high-pressure valve low-pressure valve intermediate pressure relief valve between the two stages back cap vent holes bonnet vent holes and diaphragm backup plate with burst hole. Neoprene diaphragms. External safety to 250psig. Regulator damage from contaminants is minimal. Note: For noncorrosive gases only. Specifications for Harris Calorific Multistage Gas Regulators 3302627 : Gas: Oxygen InletCGA: 540 Flow CapacityStandard CFH: 2185 DeliveryRange psi: 0 250 Delivery PressureGauge psig: 400 Supply PressureGauge psig: 4000 Unit: Each Valve Outlet: 0.6 cm (1/4") NPT Body Outlet: 0.6 cm (1/4") NPT (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Harris Calorific products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic Labware & Accessories with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for Harris Calorific Labware & Accessories. We are an authorized supplier to all federal and state government agencies as well as to research and educational institutions and can facilitate volume orders on many types of laboratory equipment lab consumables and other products to help fulfill your specific needs. We offer Free Shipping and FREE USPS shipping to APO and FPO addresses on all orders in our store over 49. Please refer to our APO/FPO Shipping and Export Restrictions for more information on export to APO/FPO addresses. In addition to the Harris Calorific Multistage Gas Regulators 3302627/ 55850-492 we carry a full complement of Labware & Accessories as well as other product offerings from Harris Calorific. We also carry a full line of Harris Calorific accessories to help meet your laboratory and scientific needs. For a complete selection of Harris Calorific Labware & Accessories please visit our Harris Calorific page. For more brand name Labware & Accessories please visit our Labware & Accessories store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. Harris Calorific Multistage Gas Regulators 3302627