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Part Numbers

Item Number Item Description
CR150/U70M55000 Crystal Unit, Quartz
MIL-C-3098/131 Crystal Unit, Quartz

MIL-C-3098131 Quartz Crystal Unit

Cage 81349

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):
0.8 milliwatts minimum and 1.2 milliwatts maximum
Body Length (ADAQ):
0.750 inches minimum and 0.775 inches maximum
Center To Center Distance Between Terminals (CQBK):
0.478 inches minimum and 0.494 inches maximum
Circuit Resonance (AEHD):
Series resonance
Controlled Reference Temp (AEHM):
75.0 deg celsius
Equivalent Resistance Value In Ohms (CRMP):
40.0 maximum
Frequency Stability In Percent (AEHL):
-0.00025 to 0.00025
Frequency Tolerance At Reference Temp In Percent (AEHK):
-0.0005 to 0.0005
Frequency Tolerance For Operating Temp In Percent (CRFX):
-0.0005 to 0.0005
Holder Cover Material (AEHS):
Operable Temp Range (AEHN):
-55.0 to 70.0 deg celsius
Operating Temp Range (AFGA):
+70.0 to 80.0 deg celsius
Overall Length (ABHP):
0.973 inches minimum and 1.023 inches maximum
Mode Of Oscillation (AEHC):
Fifth overtone
Shunt Capacitance In Picofarads (AEHF):
3.0 maximum
Overall Thickness (ADUM):
0.352 inches maximum
Overall Width (ABMK):
0.757 inches maximum
Specification/standard Data (ZZZK):
81349-mil-c-3098/131 government specification
Specified Frequency (AEHG):
70.550 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
Test Data Document (TEST):
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.).

National Stock Number (NSN)