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Cross Reference

These part numbers have the same form, fit, and function as mil-c-309860
Item Number Cage
CR83/U88M72500 81349
MIL-C-3098/60 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.


Description: Quartz Crystal Unit
Mfr. Cage 81349


Length: 25/32"

ABHP Overall Length
0.778 inches maximum
ABJT Terminal Length
From 0.223" and 0.248"
ABMK Overall Width
0.435 inches maximum
ADAQ Body Length
0.530 inches maximum
ADAT Body Width
0.402 inches maximum
ADPR Body Thickness
0.150 inches maximum
ADUM Overall Thickness
0.183 inches maximum
AEBT Terminal Diameter
0.040 inches
AEHC Mode Of Oscillation
Fifth overtone
AEHD Circuit Resonance
Series resonance
AEHF Shunt Capacitance In Picofarads
7.0 maximum
AEHG Specified Frequency
88.725 megahertz
AEHS Holder Cover Material
AFGA Operating Temp Range
-40.0 to 90.0 deg celsius and -55.0 to 105.0 deg celsius
CQBK Center To Center Distance Between Terminals
0.192 inches
CQYL Drive Level Rating
From 2.0 milliwatts and 1.6 milliwatts and 2.4 milliwatts
CRFX Frequency Tolerance For Operating Temp In Percent
-0.002/+0.002 and -0.003/+0.003
CRMP Equivalent Resistance Value In Ohms
50.0 maximum
STYL Style Designator
Oval body, pin terminals
TEST Test Data Document
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", "", etc.).
ZZZK Specification
81349-mil-c-3098/60 government specification
National Stock Number (NSN): 5955-00-001-3335

Last Modified: 02/14/2017