O-Ring, 90 Duro, .438" ID x .094" Thk, Adjusting Screw, Start Year: 01/01/1955

Used in models:2130, 4140, 4030, 4400, 3500, 4040, 4130, 3400, 535, 4410, 420, 3550, 1871, 335, 1841, 1881, 1821, 1801, 4610SU, 1811, 2030, 532, 515, 4500, 1037, 1038, 1036, 1045, 1046, 1090, 2110TR, 601, 7610S, 2600R, 3910V, 5340, 681, 4130NO, 7810O, 3230, 3150, 961, 650, 531, TW20, TM150, TM130, 2100, 8360, 3600, 3100, 7600C, 8630, 8000-SERIES, 850, 5610, 9200, TM140, TW5, 6600, TM155, 3430, 3930N, 6640, TW10, 4110V, 334, 7810S, 2300, 2310, TW30, 621, 4121, 981, 4600SU, 7840O, 3000-SERIES, 2120, 860, 6810S, 3110, 3910R, 4330, 6600C, 9000-SERIES, 701, 4600O, 4830, 6640O, 700, 501, 4131, 8600, 3930NO, 2131, 7010, 3055, 620, TM120, 4200, 7610O, 2031, 3610, 7000-SERIES, 541, 671, 3300, 2610, 5610S, TV145, 3610NO, 6710, 4340, TS100, 8530, 9600, TW25, 741, 8830, TS110, 3910H, 6410, 3610V, 3600R, 6700, 4000-SERIES, 3330, 950, 4630NO, 2111, 971, 5900, 7910, 8240, 8210, 7700, 3900, 8700, 6610O, 771, 5200, 740, 3600N, TM115, 8200, 2000-SERIES, 3930H, 7740O, 5640, 8010, 611, 5000-SERIES, 2600V, 861, 6610S, TM165, 951, 4610O, 8160, 4100, DEXTA, SUPER, 5600, 4110O, 941, 3600NO, 5110, 234, 6600O, 5030, TS115, 4031, 6000, 851, 3310, 631, 8340, 901, TM125, TW15, 9700, 5030O, 651, 233, 5700, 7710, 4830O, 7200, 5100, 4830N, 8560, TM135, 7410, 4600NO, TS90, 4110NO, TW35, 4120, 4610V, 2600N, 8260, 3120, 3600V, 7100, 2150, 4110TR, 4630O