Tube, Upper, 3.23" (82.04mm)

Used in models:340, 445, 4400, 345D, 3500, 540A, 345C, 445A, 545D, 3400, 340A, 535, 4410, 420, 340B, 545A, 450, 250C, 445C, 3550, 540B, 335, 545C, 4140, 532, 515, 4500, 2600R, 3910V, 4130NO, 3230, 3150, 531, 2100, 3600, 3100, 3430, 3930N, 4110V, 334, 2300, 2310, 4600SU, 3000-SERIES, 3110, 4330, 4600O, 4830, 2910, 3930NO, 3055, 4200, 3610, 2120, 3300, 2610, 3610NO, 4340, 3910H, 3600R, 4000-SERIES, 3330, 4630NO, 3900, 3600N, 3930H, 2600V, 4610O, 4100, 4110O, 2110, 3600NO, 234, 5030, 3310, 5030O, 233, 4830O, 4610NO, 4830N, 4600NO, 4110NO, 4610V, 2600N, 3120, 3600V, 2000-SERIES, 2150, 4630O, 2810