Industry: 3679—Electronic Components, Not Elsewhere Classified
Establishments primarily engaged in manufacturing electronic components, not elsewhere classified, such as receiving antennas, switches, and waveguides. Establishments primarily engaged in manufacturing radio and television transmitting antennas are classified in Industry 3663.

Antennas, receiving: automobile, home, and portablePower supplies, static, and variable frequency
Antennas, satellite: home typePulse forming networks
AttenuatorsQuartz crystals for electronic application
Commutators, electronicRecording and playback heads, magnetic
Cores, magneticRecording heads for speech and musical equipment
Cryogenic cooling devices (e.g., cryostats) for infrared detectors and masersRectifiers, electronic: except solid-state
Crystals and crystal assemblies, radioResonant reed devices, electronic
Delay linesRheostats, electronic
Harness assemblies for electronic use: wire and cableSockets, electronic tube
Headphones, radioSolenoids for electronic applications
Heads, recording for speech and musical equipmentStatic power supply converters for electronic applications
Hermetic seals for electronic equipmentStep positioners for transmitting equipment
Impedance conversion units, high frequencyStyli, phonograph record cutting
Liquid crystal displaysSwitches, electronic
Loads, electronicSwitches, stepping
Microwave componentsTransducers for use in measuring and testing instruments and equipments
Oscillators, except laboratory typeTube retainers, electronic
Parametric amplifiersTube spacers, mica
Passive repeatersTube transformer assemblies used in firing electronic tubes
Phonograph needle cartridgesVideo triggers, except remote control television devices
Phonograph needlesVoice controls
Piezoelectric crystalsWaveguides and fittings
Codes Titles Number of US Businesses
3679Electronic Components, Nec3,430
367900Electronic components, nec370
36790000Electronic components, nec370
367901Electronic circuits1,573
36790100Electronic circuits1,227
36790101Attenuators16
36790102Commutators, electronic29
36790103Delay lines5
36790104Impedance conversion units, high frequency1
36790105Microwave components209
36790106Passive repeaters3
36790107Pulse forming networks1
36790108Rectifiers, electronic9
36790109Rheostats, for electronic end products15
36790110Solenoids for electronic applications7
36790111Transducers, electrical45
36790112Waveguides and fittings6
367902Recording and playback apparatus, including phonograph79
36790200Recording and playback apparatus, including phonograph29
36790201Phonograph needle cartridges0
36790202Phonograph needles1
36790203Recording and playback heads, magnetic9
36790204Recording heads, speech and musical equipment40
367903Electronic loads and power supplies330
36790300Electronic loads and power supplies127
36790301Loads, electronic10
36790302Oscillators27
36790303Power supplies, all types: static142
36790304Static power supply converters for electronic applications24
367904Electronic crystals101
36790400Electronic crystals39
36790401Crystals and crystal assemblies, radio3
36790402Piezoelectric crystals8
36790403Quartz crystals, for electronic application51
367905Electronic switches166
36790500Electronic switches146
36790501Step positioners, for transmitting equipment2
36790502Switches, stepping4
36790503Video triggers, except remote control TV devices14
367999Electronic components, nec, nec811
36799901Antennas, receiving89
36799902Antennas, satellite: household use73
36799903Cores, magnetic24
36799904Cryogenic cooling devices for infrared detectors, masers8
36799905Harness assemblies, for electronic use: wire or cable413
36799906Headphones, radio40
36799907Hermetic seals, for electronic equipment35
36799908Liquid crystal displays (LCD)91
36799909Parametric amplifiers8
36799910Resonant reed devices, electronic2
36799911Sockets, electronic tube2
36799912Tube retainers, electronic1
36799913Tube spacers, mica0
36799914Tube transformer assemblies used in firing electronic tubes2
36799915Voice controls23