CR65/U40M44444
View detailed technical data, stock status, and sourcing information for: CR65/U40M44444
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Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5955 Oscillators and Piezoelectric Crystals
National Stock Number
5955-00-577-7828
Item Name Code
00196
Assigment Date
01/01/1963 (63 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, 0.775 inches maximum body length, 0.223 inches minimum and 0.248 inches maximum terminal length, 1.023 inches maximum overall length, 0.757 inches maximum overall 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
- 1.023 inches maximum
- Terminal Length
- 0.223 inches minimum and 0.248 inches maximum
- Overall Width
- 0.757 inches maximum
- Body Length
- 0.775 inches maximum
- Body Width
- 0.725 inches maximum
- Body Thickness
- 0.317 inches maximum
- Overall Thickness
- 0.352 inches maximum
- Terminal Diameter
- 0.048 inches minimum and 0.052 inches maximum
- Mode Of Oscillation
- third overtone
- Circuit Resonance
- series resonance
- Shunt Capacitance In Picofarads
- 7.0 maximum
- Specified Frequency
- 40.44444 megahertz
- Frequency Tolerance At Reference Temp In Percent
- -0.007 to 0.007
- Frequency Stability In Percent
- -0.00025 to 0.00025
- Controlled Reference Temp
- 75.0 celsius
- Operable Temp Range
- -55.0 to 90.0 celsius
- Center To Center Distance Between Terminals
- 0.478 inches minimum and 0.494 inches maximum
- Operating Temp Range
- +70.0 to 80.0 celsius
- Drive Level Rating
- 1.0 milliwatts nominal and 0.8 milliwatts minimum and 1.2 milliwatts maximum
- Frequency Tolerance For Operating Temp In Percent
- -0.001 to 0.001
- Equivalent Resistance Value In Ohms
- 40.0 nominal
- Style Designator
- oval body, pin terminals
- Test Data Document
- "81349-milc3098 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-milc3098 government specification
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5955-00-857-4052 | No Name Available | 08/03/1966 |
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-65/U40.444440MHZ | Quartz Crystal Unit |
| CR65/U40M44444 | Quartz Crystal Unit |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5955-00-577-7828?
The FSCG of the NSN 5955-00-577-7828 is 5955
Does the NSN 5955-00-577-7828 have a Schedule B code assigned?
Yes, the Schedule B code is 8541900000
Does NSN 5955-00-577-7828 require demilitarization?
Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Does NSN 5955-00-577-7828 contain precious materials?
Precious metal content is unknown
Does NSN 5955-00-577-7828 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 5955-00-577-7828 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963
Professional Distribution
Certified to meet the strict requirements of defense, aerospace, and hazardous materials distribution.
- ITAR Registered
- DDTC Registered
- HAZMAT Certified
- AS9120 Quality Standards
- 100% Quality Inspections
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