M58U

View detailed technical data, stock status, and sourcing information for: M58U
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5965 Microphones and Speakers Handsets Headsets

National Stock Number

5965-00-665-0999

Item Name Code

00359

Assigment Date

01/01/1963 (63 years ago)

A two electrode semiconductor device having an asymmetrical voltage - current characteristic. May or may not include mounting hardware and/or heatsink. Excludes:light emitting diode and semiconductor device,photo. For items containing material such as selenium and copper oxide, see recifier, metallic.

push switch type, 47.0 output sensitivity rating in decibels, +300.0 to 4000.0 frequency response range in hertz, 50.0 nominal and 150.0 minimum dc resistance rating in ohms, 1 milliwatt per 0.0002 microbars output sensitivity rating reference

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Switch Type: push
Dc Resistance Rating In Ohms: 50.0 nominal and 150.0 minimum
Frequency Response Range In Hertz: +300.0 to 4000.0
Output Sensitivity Rating In Decibels: 47.0
Output Sensitivity Rating Reference: 1 milliwatt per 0.0002 microbars
Sound Pickup Directional Type: unidirectional
Electrical Connection Type: integral cable
Extended Cable Length: 4.0 feet nominal
Operating Dc: 60.0 milliamperes nominal
Special Features: immersion proof

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
M58U	Carbon Microphone
MILM21365AAMEND1	Carbon Microphone

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5965-00-665-0999?

The FSCG of the NSN 5965-00-665-0999 is 5965

Does the NSN 5965-00-665-0999 have a Schedule B code assigned?

Yes, the Schedule B code is 8518100000

Does NSN 5965-00-665-0999 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5965-00-665-0999 contain precious materials?

Item does not contain precious metal.

Does NSN 5965-00-665-0999 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5965-00-665-0999 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963