1OE Number: The referencing OE number of this carburettor gasket governor spring are 691859, 692211, 262759, which is molded depend on the original data. 2Fitment: The regulator carburetor springs is a replacement for Sprint, for Classic, Lawnmower Engines, please check before ordering to confirm compatibility. 3Professional Craft: Made through standard industrial procedures, qualified to Oem standard, which confers our products stable performance and high reliability. 4Material: All these return spring kits are made of superior metal material, which is sturdy and flexible, with stable performance, not easy to wear or break, and has a long service life 5Easy to Install: Stringently manufactured to meet the original standard, perfect replacement for the old or broken one, improving the time efficiency.