Quartz Crystal Unit

2157266G109
(NSN) National Stock Number
5955-00-949-7448
Federal Supply Classification
5955 Oscillators and Piezoelectric Crystals
Item Name Code
00196
Schedule B Code
8541900000
Summary

0.780 inches nominal overall length, 0.250 inches nominal terminal length, 0.435 inches nominal overall width, 0.530 inches nominal body length, 0.183 inches nominal overall thickness, 0.040 inches nominal terminal diameter

DAC HCC DMIL RNCC
2 - - 3
RNVC SADC MSDS RNAAC
2 - - 9Z
Identification

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

INC FIIG Concept Condition
00196 A059A0 - 1
Specifications
Overall Length
0.780 inches nominal
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Terminal Length
0.250 inches nominal
Details A measurement of the longest dimension of a terminal,in distinction from width.
Overall Width
0.435 inches nominal
Details An overall measurement taken at right angles to the length of an item,in distinction from thickness.
Body Length
0.530 inches nominal
Details A measurement of the longest dimension of the body,in distinction from width.
Overall Thickness
0.183 inches nominal
Details An overall measurement of the smallest dimension of an item,in distinction from length or width.
Terminal Diameter
0.040 inches nominal
Details The length of a straight line which passes through the center of a terminal,and terminates at the circumference.
Mode Of Oscillation
fundamental
Details The mode of frequency at which the device is designed to operate.
Circuit Resonance
series resonance
Details The condition existing when the frequency or vibration equals the natural frequency.
Specified Frequency
49.833333 megahertz
Details The frequency at which the item is designed to operate under specified conditions.
Center To Center Distance Between Terminals
0.192 inches nominal
Details The center to center distance between terminals.
Operating Temp Range
+20.0 to 40.0 deg celsius
Details The minimum and maximum limits of temperature at which the item is rated for operation.
Frequency Tolerance For Operating Temp In Percent
-0.005 to 0.005
Details The permissible frequency deviation within the operating temperature range,expressed in percent.
Style Designator
oval body, pin terminals
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
34580 - W W
RVC WCC TCC SHC
1 658 Z 9
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FAQs
Frequently asked questions for NSN 5955-00-949-7448
What is the NIIN of the NSN 5955-00-949-7448?
The National Item Identification Number (NIIN) of the NSN 5955-00-949-7448 is 00-949-7448
When the NSN 5955-00-949-7448 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Wed, Apr 20, 1966
Does the NSN 5955-00-949-7448 contain any precious metals?
Type/content is unknown
Does the NSN 5955-00-949-7448 contain any hazardous material?
No data in HMIRS

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