Home / NUT, Serrated Lock Flange, 5/16-18 (703409) NUT, Serrated Lock Flange, 5/16-18 (703409)$3.50 NUT, Serrated Lock Flange, 5/16-18 (703409) quantity Add to cart SKU: 703409 Additional information Additional information sku 703409 price 3.50 brand MUR url http://georgetownsmallengines.com/parts-finder/#/Briggs_%26_Stratton_Yard_Power_(formerly_Murray)/2691717-00_-_MRD310%2c_8270_107cm_Murray_Rear_Discharge_Lawn_Tractor_(CE%2f%2fExport)_(2020)/42%22_(107cm)_Mower_Deck_-_Clutch_Group/2691717-00/2992592/y