The Noma-No 306931NO is an aftermarket standard mower blade, meticulously engineered to replace original equipment manufacturer (OEM) part numbers such as Noma/Murray 306931, 306931MA, and 306931MAV. This durable blade measures 457.2 mm (18 inches) in length, with a width of 57.15 mm (2-1/4 inches) and a thickness of 3.4 mm (0.134 inches). It features a 15.88 mm (5/8 inch) center hole, ensuring a precise fit for various Noma and Murray mowers, typically found on 36-inch and 46-inch cutting decks, providing efficient and clean cutting performance.