Spacer, Use When Tube, Ref. 2, is Too Short for Proper Fit

Used in models:445, 540A, 445A, 340A, 535, 420, 340B, 545A, 450, 540B, 335, 4610SU, 532, 515, 2600R, 3910V, 7810O, 531, 3600, 7600C, 5610, TW5, 6600, 4110V, 334, 4600SU, 6600C, 4600O, 3910N, 2910, 7610O, 3610, 2610, 2610V, 3610NO, 6710, TW25, 3910H, 6410, 3610V, 231, 3600R, 6700, 530A, 5900, 7910, 333, 8210, 7700, 3900, 6610O, 3600N, 230A, 2600V, 4610O, 5600, 4110O, 4610N, 3600NO, 2310, 5110, 234, 6600O, TW15, 233, 5700, 7710, 4110N, 4610NO, 6810, 7410, 4600NO, 4110NO, TW35, 4610V, 2600N, 3600V, 2810