This gasket is made of high-quality fuel-resistant rubber. Because it is constantly exposed to gasoline, it can eventually shrink, become brittle, or crack, leading to fuel weeping from the bottom of the carburetor. Part Number: 693981 Replaces: Older part numbers 280492, T280492, and 4258. Engine Compatibility: Fits a wide variety of small engines, including Series 084132, 084232, 091412, 093302, 12T702, 12T782, and 12T802. Equipment Types: Commonly used on lawn mowers, snow blowers, pressure washers, and chipper shredders.