Nut, Lock, Hex, 5/16"-18

Used in models:340, 575D, 555D, 445, 5500-SERIES, 4400, 755B, 345D, 3500, 540A, 345C, 445A, 545D, 5550-SERIES, 3400, 340A, 555C, 535, 6500, 4410, 420, 340B, 545A, 450, 750, 655C, 655D, 250C, 445C, 675D, 3550, 540B, 335, 545C, 4140, 4610SU, 532, 7500, 515, 755A, 4500, 504-SERIES, 540-SERIES, 506-SERIES, 750-SERIES, 755-SERIES, 753-SERIES, 723-SERIES, 7610S, 2600R, 5340, 4130NO, 7810O, 3230, 3150, 3010S, 531, TW20, 2100, 8360, 3600, 3100, 7600C, 8630, 8000-SERIES, 5610, 9200, TW5, 6600, 3430, 3930N, TW10, TT75, 334, 7810S, 2300, 2310, TW30, TT55, 4600SU, 3000-SERIES, 6810S, 3110, 3910R, 4330, 6600C, 9000-SERIES, 4010S, 4600O, 4830, 3910N, 2910, 8600, 3930NO, 7010, 3055, 4110, 4200, 7610O, 3610, 7000-SERIES, 2120, 3300, 2610, 5610S, 3610NO, 6710, 4340, 8530, 9600, 5010S, TW25, 8830, 3910H, 6410, 3600R, 6700, 4000-SERIES, 3330, 530A, 4630NO, 5900, 7910, 8210, 7700, 3900, 8700, 6610O, 5200, 3600N, 8200, 3930H, 230A, 8010, 5000-SERIES, 2600V, 6610S, 4610O, 8160, 4100, 5600, 2110, 3600NO, 5110, 234, 6600O, 5030, 3310, TW15, 9700, 5030O, TT65, 233, 5700, 7710, 4110N, 4830O, 7200, 5100, 4830N, 8560, 4600NO, TW35, 2600N, 8260, 3120, 3600V, 7100, 2000-SERIES, 2150, 4630O, 2810, 703-SERIES