CR67B/U56M45000

View detailed technical data, stock status, and sourcing information for: CR67B/U56M45000
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5955 Oscillators and Piezoelectric Crystals

National Stock Number

5955-00-998-4584

Item Name Code

00196

Assigment Date

08/11/1967 (58 years ago)

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

0.150 inches maximum body thickness, 0.530 inches maximum overall length, 0.435 inches maximum overall width, 0.5003 inches minimum terminal length, 0.402 inches maximum 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: 0.530 inches maximum
Terminal Length: 0.5003 inches minimum
Overall Width: 0.435 inches maximum
Body Width: 0.402 inches maximum
Body Thickness: 0.150 inches maximum
Overall Thickness: 0.183 inches maximum
Terminal Diameter: 0.016 inches minimum and 0.019 inches maximum
Mode Of Oscillation: third overtone and fifth overtone
Circuit Resonance: series resonance
Shunt Capacitance In Picofarads: 7.0 maximum
Specified Frequency: 56.450 megahertz
Center To Center Distance Between Terminals: 0.184 inches minimum and 0.200 inches maximum
Operating Temp Range: -55.0 to 105.0 celsius and -55.0 to 125.0 celsius
Drive Level Rating: 1.6 milliwatts minimum and 2.4 milliwatts maximum
Frequency Tolerance For Operating Temp In Percent: -0.0025 to 0.0025 and -0.0050 to 0.0050
Equivalent Resistance Value In Ohms: 40.0 maximum
Material: glass cover, holder
Style Designator: tube type, 4 wire leads
Test Data Document: "81349-mil-c-3098/108 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-3098/45 government specification

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5955-00-106-5005	No Name Available	02/22/1971

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
247297-4019	Quartz Crystal Unit
CR67/U56M45000	Quartz Crystal Unit
CR67B/U56M45000	Quartz Crystal Unit

FAQs

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

What is the FSCG of the NSN 5955-00-998-4584?

The FSCG of the NSN 5955-00-998-4584 is 5955

Does the NSN 5955-00-998-4584 have a Schedule B code assigned?

Yes, the Schedule B code is 8541900000

Does NSN 5955-00-998-4584 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5955-00-998-4584 contain precious materials?

Precious metal content is unknown

Does NSN 5955-00-998-4584 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 5955-00-998-4584 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, Aug 11, 1967