Replaces: Astatic N14SD. – Astatic: N14, N14SD, N17, N17SD, N19, N19SD. Used In: Astatic 215D; Wurlitzer 133352. – Astatic: 115, 115D, 207, 207D, 215, 215D, 223, 223D. and Radii.0007 SYNTHETIC SAPPHIRE.