Radnor 64003978 38″ – 24 Male X 916″ – 18 Rh Female Brass Oxygen Hose Adapter

Hose adapter, A sized 38″-24 male to 916″-18 B sized female RH. All Radnor fittings are manufactured to CGA-standards. In addition to CGA-numbers, many popular fittings commonly are refered to as A-size, B-size, C-size and D-size. These letter designations are included in the product discriptions.