Nut, Hex, Flange, 1/2"-20

Used in models:340, 445, 4400, 3500, 540A, 445A, 3400, 340A, 535, 4410, 420, 340B, 545A, 450, 3550, 540B, 335, 4140, 4610SU, 532, 515, 4500, 3910V, 3150, TW20, 2100, 3100, 7600C, 8000-SERIES, 5610, 9200, 6600, TW10, 2300, 2310, 4600SU, 3000-SERIES, 3110, 3910R, 6600C, 9000-SERIES, 4600O, 2910, 8600, 3055, 4200, 7610O, 7000-SERIES, 2120, 3300, 6710, 9600, 3910H, 6410, 6700, 4000-SERIES, 3330, 5190, 5900, 7700, 8700, 6610O, 5200, 8200, 3190, 5000-SERIES, 4610O, 4100, 5600, 2110, 5110, 6600O, 3310, 9700, 5700, 7710, 4190, 7200, 4610NO, 5100, 6810, 7410, 4600NO, 3120, 7100, 2000-SERIES, 2150, 2810