N Series Bearing Lock Nut - 4.325-12 in Thread Size, 5-5/16 in OD, 4.901 in Face Dia., 25/32 in Width, Steel
MI ITEM 00554221
N Series Lock Nut - 4.3250-12 in Thread Size, 5.3125 in OD, Steel Material
MI ITEM 00554223
N Series Bearing Lock Nut - 4.352-12 in Thread Size, 5-5/16 in OD, 4.901 in Face Dia., 25/32 in Width, Steel
MI ITEM 00554222