Attributes . Novaflex 842 is a multi-purpose marine hose designed to meet the requirements of J1527 A2, ISO 7840, USCG, NMMA & ABYC fuel fill hose requirements. It also meet the requirements of SAJ2006 R2 for marine exhaust hose. 842 is listed/meets SAE 1942-1 For use in vital water applications. . Names