Nuclear hardness critical hardness feature - nonhardened.
An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. excludes: counter electronic digital.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 5910-01-233-5720
NSN 4140-01-305-3927
NSN 6620-00-663-8962
NSN 5999-01-248-6019
NSN 5975-01-423-1102
NSN 5920-01-218-5415
NSN 5855-01-068-3683
NSN 5915-01-170-0509
NSN 2925-00-778-0645
NSN 5920-01-627-7455
NSN 5960-01-388-1988
NSN 5996-01-556-4277