Option 00a adds male to male and female to female adapter
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 5965-00-356-3838
NSN 6135-01-536-4810
NSN 5965-00-564-4399
NSN 6220-01-123-9290
NSN 5915-01-222-3363
NSN 6645-01-442-6476
NSN 5985-00-400-3189
NSN 6645-01-116-2037
NSN 6220-01-139-7340
NSN 6135-00-375-6861
NSN 6685-01-186-0401
NSN 6135-00-990-1822