Spindle Pulley / Murray 774090MAPack Size:1Murray 91951, Murray 774090, Murray 774090MAEdgewater 505607, ESF 165-361, Foley/Belsaw 5979844, Foley/PLP 165-361, NHC 230-9762, Oregon 44-340, Prime Line 7-05438, Ratio Parts 275-012, Rotary 7986, Sunbelt MU-56, Sunbelt B1MU56Murray 30" deck, 1990 and newerID: 5/8 " SPLINED, OD: 7 1/2 ", For splined shaft models, Made by an OEM supplier