1/4" NPTF Male X 5/16" OD Stem Adaptor - PM050822S Compressed Air. Suitable for Vacuum. • Drink dispensers and pure water fittings. Stem Outside Diameter (mm): 5/16" Connection/Thread Type: 1/4" MPN: PM050822S Product Code: PM050822S This is an online offer only for a Limited Time! Availability: In stock Only £2.95 incl VAT. Delivery available to UK/Europe |