5955-00-217-1250 CRYSTAL UNIT,QUARTZ Index 3040-00-217-1252 COUPLING HALF,SHAFT

National Stock Number:
5955-00-217-1251

Federal Supply Class:
5955

National Item Identification Number:
002171251

Description:
CRYSTAL UNIT,QUARTZ

Detail:
An item which consists of a quartz crystal resonator(s), suitably mounted in a HOLDER, QUARTZ CRYSTAL.


Manufacturer Information:
CR-27/U1.255000MHZ81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
CR-27A/U18853INFICON EDC INC.
CR-27A/U1.255000MHZ81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
CR27/U1M25500081349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-C-3098/981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-PRF-3098/981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
MODE OF OSCILLATIONFUNDAMENTAL
EQUIVALENT RESISTANCE VALUE IN OHMS450.0 NOMINAL
CIRCUIT RESONANCEANTIRESONANCE
SPECIFIED FREQUENCY1.255 MEGAHERTZ
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT-0.002 TO 0.002 AND
-0.005 TO 0.005
OPERATING TEMP RANGE70.0 TO 80.0 DEG CELSIUS
DRIVE LEVEL RATING4.0 MILLIWATTS MINIMUM AND
6.0 MILLIWATTS MAXIMUM
MATERIALGLASS COVER, HOLDER
STYLE DESIGNATORSQUARE BODY
CONTROLLED REFERENCE TEMP75.0 DEG CELSIUS
FREQUENCY STABILITY IN PERCENT-0.0005 TO 0.0005
OPERABLE TEMP RANGE-55.0 TO 90.0 DEG CELSIUS
SHUNT CAPACITANCE IN PICOFARADS7.0 MAXIMUM
LOAD CAPACITANCE IN PICOFARADS31.5 MINIMUM AND
32.5 MAXIMUM
OVERALL LENGTH1.023 INCHES MAXIMUM
TERMINAL LENGTH0.223 INCHES MINIMUM AND
0.248 INCHES MAXIMUM
OVERALL WIDTH0.757 INCHES MAXIMUM
BODY LENGTH0.775 INCHES MAXIMUM
BODY WIDTH0.725 INCHES MAXIMUM
BODY THICKNESS0.317 INCHES MAXIMUM
OVERALL THICKNESS0.352 INCHES MAXIMUM
TERMINAL DIAMETER0.048 INCHES MINIMUM AND
0.052 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS0.478 INCHES MINIMUM AND
0.494 INCHES MAXIMUM
TEST DATA DOCUMENT81349-MIL-C-3098/62 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 DATA81349-MIL-C-3098/95 GOVERNMENT SPECIFICATION
SPEC/STD CONTROLLING DATA
DEFINITIVE GOVERNMENT SPEC/STD REFERENCECR27/U1M255000
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-PRF-3098/9


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