Sierra 18-8054 Hose Barb 1/8"x 5/16" IDSierra replacement hose barb for Mercury and Mercruiser engines. Barb Size: 5/16" or 7.94mm; NPT Size: 1/8" or 3.18mm; Connection Type: Male; Interchangeable with: EMP; 22-00845; Mallory; 9-38019; Mercruiser Stern Drive; 22-63186; Mercury Marine; 22-33074; 22-57307; 22-63186; 22-631861; Mercury Sport Jet; 22-63186; Moeller; 33432-10;