Vacuum Pump Inline Filter Drier #4050 Vacuum Pump Inline Filter Drier Part#: 4050 Female end is 1/4" SAE, male end is 1/4" SAE Works with CFC, HFC, HCFC and hydrocarbon refrigerants. Protect your vacuum pump equipment from dirt and contaminates using this filter dryer. Filters contaminates out of the refrigerant system and removes any residual moisture which may have been introduced during the installation process. Neutralized acid which forms as a result of interaction of moisture and oil. Filter dryers should be changed whenever the refrigerant circuit needs to be broken during service (or yearly). The maximum pressure is 610 PSI NOT FOR USE WITH AMMONIA SYSTEMS! The filter dry screws onto the vacuum pump to catch contaminated particles from an a/c system after all service work has been performed and is ready to pull a vacuum on the a/c system. The male end screws to a standard R12 manifold set. If you will be using this filter dryer on a R134 manifold set you also need to order #3025 R12 to R134 tank adapter. Simply screw the adapter onto the filter's male end. Payment Shipping Returns Payment is required at the time of purchase through Paypal. We ship Monday-Friday 8am-4pm. We try our best to get every order shipped the same day. We ship with Fedex Ground, UPS Ground, USPS First Class and USPS Priority. If you need faster shipping, we are able to ship certain items via air. Of course, that cost is much higher and you would need to call for a shipping quote. We do combine shipping whenever possible. A tracking number will be provided at the time of shipment. Dates we are closed that would affect handling times: New Years Eve, New Years Day, Good Friday, Memorial Day, July 4th, Labor Day, Thanksgiving, Black Friday, Christmas Eve and Christmas Day. These days will extend our handling time by 1 or 2 days. Please keep in mind that we have ZERO control over USPS/Fedex/UPS and their timeliness in delivering your package! Please don't leave negative feedback for something that is beyond our control. Buyer has 30 days to contact Enviro-Safe regarding any issues or to request a return. The item will be replaced or the buyers money refunded AFTER Enviro-Safe receives the item back in the same condition that is was shipped. If the buyer requests the return and there is nothing wrong with the item, the buyer is responsible for the return shipping and will not be refunded for the original shipping. If the item is defective, Enviro-Safe will supply a label for return and will refund or replace in full. Note: hazmat shipments can not be returned. Powerful listing templates by 3Dsellers