Product Details | QUARTZ CRYSTAL UNIT

5955-00-813-9688 An item which consists of a quartz crystal resonator(s), suitably mounted in a HOLDER, QUARTZ CRYSTAL.

Part Alternates: CR-33A/U18.500000MHZ, CR33AU1850000, CR33AU18-50000, CR33AU18500000MHZ, MILC309814, MILC3098-14, 5955-00-813-9688, 00-813-9688, 5955008139688, 008139688

Electrical and Electronic Equipment Components | Oscillators and Piezoelectric Crystals

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1962 00-813-9688

Drawings & Photos | NSN 5955-00-813-9688


Cross Reference | NSN 5955-00-813-9688

Part Number Cage Code Manufacturer
CR-33A/U18.500000MHZ 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
CR33AU18-50000 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILC3098-14 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5955-00-813-9688

Characteristic Specifications
MODE OF OSCILLATION THIRD OVERTONE
CIRCUIT RESONANCE ANTIRESONANCE
LOAD CAPACITANCE IN PICOFARADS 32.0 NOMINAL AND 31.5 MINIMUM AND 32.5 MAXIMUM
SHUNT CAPACITANCE IN PICOFARADS 12.0 MAXIMUM
SPECIFIED FREQUENCY 18.500 MEGAHERTZ
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT -0.005 TO 0.005
OPERATING TEMP RANGE -55.0 TO 105.0 DEG CELSIUS
EQUIVALENT RESISTANCE VALUE IN OHMS 34.0 NOMINAL
DRIVE LEVEL RATING 2.5 MILLIWATTS NOMINAL AND 2.0 MILLIWATTS MINIMUM AND 3.0 MILLIWATTS MAXIMUM
STYLE DESIGNATOR 1 OVAL BODY, PIN TERMINALS
OVERALL LENGTH 1.023 INCHES MAXIMUM
TERMINAL LENGTH 0.238 INCHES NOMINAL
OVERALL WIDTH 0.757 INCHES MAXIMUM
BODY LENGTH 0.775 INCHES MAXIMUM
BODY WIDTH 0.725 INCHES MAXIMUM
BODY THICKNESS 0.317 INCHES MAXIMUM
OVERALL THICKNESS 0.352 INCHES MAXIMUM
TERMINAL DIAMETER 0.050 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS 0.486 INCHES NOMINAL
HOLDER COVER MATERIAL METAL
TEST DATA DOCUMENT 81349-MILC3098 SPECIFICATION
MANUFACTURERS CODE 81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE CR-33A/U18.500000MHZ
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILC3098-14

Restrictions/Controls & Freight Information | NSN 5955-00-813-9688

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 063025 SEMICONDUCTORS/DEVICES NOI ETC
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 72D unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5955-00-813-9688

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each