19658-3658

View detailed technical data, stock status, and sourcing information for: 19658-3658
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5955 Oscillators and Piezoelectric Crystals

National Stock Number

5955-00-137-8021

Item Name Code

00196

Assigment Date

09/25/1974 (51 years ago)

An item which consists of a quartz crystal resonator(s), suitably mounted in a holder, quartz crystal.

0.744 inches minimum and 0.764 inches maximum overall length, 0.422 inches nominal overall width, 0.228 inches minimum and 0.248 inches maximum terminal length, 0.516 inches nominal body length, 0.400 inches nominal body width

Product Characteristics

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

Overall Length: 0.744 inches minimum and 0.764 inches maximum
Terminal Length: 0.228 inches minimum and 0.248 inches maximum
Overall Width: 0.422 inches nominal
Body Length: 0.516 inches nominal
Body Width: 0.400 inches nominal
Body Thickness: 0.156 inches nominal
Overall Thickness: 0.175 inches maximum
Terminal Diameter: 0.038 inches minimum and 0.042 inches maximum
Mode Of Oscillation: third overtone
Circuit Resonance: series resonance
Shunt Capacitance In Picofarads: 7.0 maximum
Specified Frequency: 36.58333 megahertz
Center To Center Distance Between Terminals: 0.192 inches nominal
Operating Temp Range: -55.0 to 90.0 celsius
Drive Level Rating: 1.6 milliwatts minimum and 2.4 milliwatts maximum
Frequency Tolerance For Operating Temp In Percent: -0.005 to 0.005
Equivalent Resistance Value In Ohms: 40.0 maximum
Style Designator: oval body, pin terminals

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
19658-3658	Quartz Crystal Unit

FAQs

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

What is the FSCG of the NSN 5955-00-137-8021?

The FSCG of the NSN 5955-00-137-8021 is 5955

Does the NSN 5955-00-137-8021 have a Schedule B code assigned?

Yes, the Schedule B code is 8541900000

Does NSN 5955-00-137-8021 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 5955-00-137-8021 contain precious materials?

Item does not contain precious metal.

Does NSN 5955-00-137-8021 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5955-00-137-8021 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Sep 25, 1974