5998-01-061-4051

May 1995 5998-01-061-4046 Printed Circuit Board 156053RNCC: 5 | RNVC: 2 | DAC: 6 20 Jun 1978 5998-01-061-4051

4520-99-107-2493 4520991072493 991072493 is a shaped product of sheet metal; round, rectangular, or square in cross-sectional shape. it is uniform throughout its length. used to conduct air or gas fumes from one area to another.

5325-27-021-2716 5325270212716 270212716 is an item of any peripheral shape having flanges or groove(s) on its outer perimeter to provide a self-retaining characteristic when inserted in a hole, clamp, or the like. designed for the purpose of protecting and/or insulating wires, cables and other items passing through it. excludes bushing, nonmetallic; bumper; and insulator bushing.

5960-01-129-8504 5960011298504 011298504 is an inclosure, including two or more electrodes, in which a flow of electrons may occur through a vacuum or a contained gas. the electronic conduction takes place either by means of electrons emitted from a cathode or by ionization of the contained gas. includes phototubes (photoemissive type only), geiger-mueller tubes, traveling wave tubes, cathode ray tubes and microwave tubes (klystron, magnetron, or the like). excludes items whose primary purpose is to produce light energy. also excludes photoelectric cell; and semiconductor device (as modified).

6130-15-132-8450 6130151328450 151328450 is a component which converts available alternating current or direct current electrical power into a form required to operate another component or set. the item may consist of a combination of an invertor, vibrator; vibrator, interrupter; vibrator, self-rectifying; invertor, power, static; with a transformer and rectifier(s) employing electron tubes, semiconductor diode or metallic (dry disc) type components, or the synchronized secondary contact(s) of a vibrator, self-rectifying; or may consist of electron tubes, semiconductor diode or metallic (dry disc) type rectifiers and capacitors in transformerless (alternating current-direct current type) circuits which may be of the voltage-multiplier type. the item may incorporate a filter, direct current power and provisions for regulation of input and/or output voltage. the item may have special input, output, control or other facilities for applications in specialized environments such as medical, dental or other operations. excludes battery chargers and rotating machinery types of items, such as motor generators and dynamotors.