No other part numbers with same form, fit, and function found.
An item that can generate a fundamental frequency with a high degree of accuracy. Harmonics of this fundamental are then used as a reference point for checking throughout the radio spectrum. The standard may be stable crystal oscillator, noncrystal oscillator, tuning fork, atomic beam, molecular beam, gas cell, quantum mechanical resonator, or the like.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5930-01-399-4973
NSN 6220-00-358-7334
NSN 6145-00-470-1606
NSN 5905-01-161-4699
NSN 6650-01-420-9247
NSN 5990-01-242-9653
NSN 6145-00-990-9700
NSN 5920-00-140-8912
NSN 5905-00-979-5001
NSN 5835-01-113-8731
NSN 6650-00-035-9297
NSN 5905-01-406-3485