Permatex Anaerobic Flange Sealant - 51531

Flexible, gasketing material for use on rigid machined flanges with less than .015″ gap. OEM approved use where OEs specify “anaerobic” gasket (cures in the absence of air). Withstands temperatures to 300°F (149°C). Eliminates preformed, pre-cut, paper, rubber and cork gaskets. Flexes with flanges that move in service.

Suggested Applications: Water pumps, thermostat housings, transmission pans, transmission case covers, engine cases, timing covers, and transaxle casings.