American Motorhome SKF / CR AUTOMOTIVE DIVISION 47691 seal SCOTSEAL PLUS XL

A premium unitized wheel seal for heavy-duty truck/RV chassis drive axles, sealing gear oil in the wheel hub while excluding contaminants. Built from HNBR (hydrogenated nitrile butadiene rubber), which handles higher temperatures and is compatible with synthetic lubricants — a step up from standard nitrile seals, particularly suited to frequent-braking applications. Hand-installable, four-lip unitized design. Shaft diameter: 4.767" Outside diameter: 6.308"–6.324" Overall width: 1.035" Material: HNBR elastomer, heat resistant to 300°F