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NSN: 5955-00-001-4384
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Part Numbers

Item Number Item Description
175288-1 Crystal Unit, Quartz

Master Requirement Codes

Code Translation
CQYL The drive level at which the item is designed to operate.
ADAQ A measurement of the longest dimension of the body, in distinction from width.
ADPR A measurement of the smallest dimension of a body, in distinction from length or width.
ADAT A measurement taken at right angles to the length of the body, in distinction from thickness.
AEHD The condition existing when the frequency or vibration equals the natural frequency.
CRMP The equivalent (effective) resistance for which the item is rated, expressed in ohms.
CRFX The permissible frequency deviation within the operating temperature range, expressed in percent.
AEHS The element, compound, or mixture of which the holder cover is fabricated.
AFGA The minimum and maximum limits of temperature at which the item is rated for operation.
ABHP The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
AEHC The mode of frequency at which the device is designed to operate.
AEHF The total static capacitance of the item when measured across the terminals, expressed in picofarads.
ADUM An overall measurement of the smallest dimension of an item, in distinction from length or width.
ABMK An overall measurement taken at right angles to the length of an item, in distinction from thickness.
AEHG The frequency at which the item is designed to operate under specified conditions.
STYL The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
AEBT The length of a straight line which passes through the center of a terminal, and terminates at the circumference.
ABJT A measurement of the longest dimension of a terminal, in distinction from width.

175288-1 Quartz Crystal Unit

Cage 24930

Technical Definition

Crystal Unit, Quartz, also referenced with federal logistics item name code 00196 - An item which consists of a quartz crystal resonator(s), suitably mounted in a holder, quartz crystal.

Technical Characteristics

Drive Level Rating (CQYL):
5.0 milliwatts maximum
Body Length (ADAQ):
0.775 inches maximum
Body Thickness (ADPR):
0.317 inches maximum
Body Width (ADAT):
0.725 inches maximum
Center To Center Distance Between Terminals (CQBK):
0.478 nominal mils and 0.494 inches maximum
Circuit Resonance (AEHD):
Series resonance
Equivalent Resistance Value In Ohms (CRMP):
100.0 minimum and 200.0 maximum
Frequency Tolerance For Operating Temp In Percent (CRFX):
-0.003 to 0.003
Holder Cover Material (AEHS):
Metal
Operating Temp Range (AFGA):
+25.0 to 75.0 deg celsius
Overall Length (ABHP):
0.988 inches minimum and 1.013 inches maximum
Mode Of Oscillation (AEHC):
Fundamental
Shunt Capacitance In Picofarads (AEHF):
7.0 maximum
Overall Thickness (ADUM):
0.352 inches maximum
Overall Width (ABMK):
0.757 inches maximum
Specified Frequency (AEHG):
1.000 megahertz
Style Designator (STYL):
Oval body, pin terminals
Terminal Diameter (AEBT):
0.048 inches minimum and 0.052 inches maximum
Terminal Length (ABJT):
0.223 inches minimum and 0.248 inches maximum

National Stock Number (NSN)

5955-00-001-4384