O-Ring, .437" ID x .070" Thk

Used in models:340, 575D, 675E, 555D, 445, 655E, 4400, 755B, 345D, 3500, 550, 540A, 345C, 455D, 445A, 545D, 3400, 340A, 555C, 535, 555E, 4410, 420, 340B, 555B, 545A, 450, 575E, 455C, 655C, 655D, 250C, 445C, 675D, 3550, 540B, 650, 335, 545C, 555A, 4140, 4610SU, 532, 515, 4500, LX885, L865, LX865, 1499, 1118, 2550, 2450, 7610S, 2600R, 3910V, 5340, 4130NO, 3230, 531, TW20, 2100, 3600, 3100, 8000-SERIES, 5610, 9200, 6600, 3430, 3930N, 6640, TW10, 4110V, 334, 7810S, 2300, 2310, TW30, 4600SU, 7840O, 3000-SERIES, 6810S, 3910R, 4330, 6600C, 9000-SERIES, 4600O, 4830, 6640O, 3910N, 2910, 8600, 3930NO, 7010, 3055, TB80, 4200, 7610O, 3610, 2120, 3300, 2610, 2610V, 5610S, 3610NO, 6710, 4340, 9600, 3910H, 6410, 3610V, 3600R, 6700, 4000-SERIES, 3330, 5190, 530A, 4630NO, 5900, 8240, 3900, 8700, 6610O, 5200, 3600N, 8200, 3930H, 230A, 7740O, 5640, 3190, 8010, 5000-SERIES, 2600V, 6610S, 4100, 5600, 4110O, 4610N, 2110, 3600NO, 5110, 234, 6600O, 5030, 3310, 8340, 9700, 5030O, 233, 5700, 7710, 4190, 4110N, 4830O, 4610NO, 5100, 4830N, 7410, 4600NO, 4110NO, 4610V, 2600N, 3120, 3600V, 2000-SERIES, 2150, 4630O, 2810