CR157/U2M000000

View detailed technical data, stock status, and sourcing information for: CR157/U2M000000
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5955 Oscillators and Piezoelectric Crystals

National Stock Number

5955-01-207-6520

Item Name Code

00196

Assigment Date

05/04/1985 (41 years ago)

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

0.725 inches maximum body width, 1.500 inches minimum terminal length, 0.757 inches maximum overall width, 0.317 inches maximum body thickness, 0.775 inches maximum overall length

Product Characteristics

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

Overall Length: 0.775 inches maximum
Terminal Length: 1.500 inches minimum
Overall Width: 0.757 inches maximum
Body Width: 0.725 inches maximum
Body Thickness: 0.317 inches maximum
Overall Thickness: 0.352 inches maximum
Terminal Diameter: 0.028 inches minimum and 0.032 inches maximum
Mode Of Oscillation: fundamental
Circuit Resonance: series resonance
Shunt Capacitance In Picofarads: 7.0 maximum
Specified Frequency: 2.000 megahertz
Center To Center Distance Between Terminals: 0.478 inches minimum and 0.494 inches maximum
Operating Temp Range: -55.0 to 105.0 celsius
End Item Identification: 5820-01-090-5449 radio set
Drive Level Rating: 8.0 milliwatts minimum and 12.0 milliwatts maximum
Frequency Tolerance For Operating Temp In Percent: -0.005 to 0.005
Equivalent Resistance Value In Ohms: 190.0 maximum
Style Designator: oval body, wire leads
Test Data Document: "81349-mil-c-3098 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Specification/Standard Data: 81349-mil-c-3098/137 government specification

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
CR-157/U-2.000000MHZ	Quartz Crystal Unit
CR157/U2M000000	Quartz Crystal Unit

FAQs

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

What is the FSCG of the NSN 5955-01-207-6520?

The FSCG of the NSN 5955-01-207-6520 is 5955

Does the NSN 5955-01-207-6520 have a Schedule B code assigned?

Yes, the Schedule B code is 8541900000

Does NSN 5955-01-207-6520 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 5955-01-207-6520 contain precious materials?

Item does not contain precious metal.

Does NSN 5955-01-207-6520 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 5955-01-207-6520 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sat, May 4, 1985