Nut,Hex, 9/16-18, Start Year: 01/01/1965

Used in models:3500, 3400, 4410, 420, 3550, 335, 4140, 4610SU, 532, 4-566958, 4-566957, 4-566956, 680-SERIES, 4-566955, 1068, 1069, 1075, 1047, 8500, 1035, 1049, 1049-SUPER, 1048, 1048-SUPER, 1065, 1045, 1046, 960, 2600R, 3910V, 3150, 531, 2100, 3600, 3100, 4110V, 334, 2300, 2310, 4600SU, 3000-SERIES, 3110, 3910R, 4330, 3910N, 2910, 3055, 3610, 2120, 3300, 2610, 2610V, 3610NO, 4340, 3910H, 3610V, 3600R, 4000-SERIES, 3330, 530A, 3900, 3600N, 230A, 3190, 2600V, 4100, 4110O, 2110, 3600NO, 234, 3310, 233, 4110N, 4610NO, 4110NO, 4610V, 2600N, 3120, 3600V, 2000-SERIES, 2150, 2810