Product Details | QUARTZ CRYSTAL UNIT

5955-01-029-4979 An item which consists of a quartz crystal resonator(s), suitably mounted in a HOLDER, QUARTZ CRYSTAL.

Part Alternates: CR56/U99M90000, CR56U999MHZ, CR56U99-9MHZ, CR56U99M90000, MIL-C-3098/34, MILC309834, 5955-01-029-4979, 01-029-4979, 5955010294979, 010294979

Electrical and Electronic Equipment Components | Oscillators and Piezoelectric Crystals

Supply Group (FSG) NSN Assign. NIIN
59 17 OCT 1976 01-029-4979

Drawings & Photos | NSN 5955-01-029-4979


Cross Reference | NSN 5955-01-029-4979

Part Number Cage Code Manufacturer
CR56/U99M90000 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
CR56U99-9MHZ 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-C-3098/34 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5955-01-029-4979

Characteristic Specifications
MODE OF OSCILLATION FIFTH OVERTONE
CIRCUIT RESONANCE SERIES RESONANCE
SHUNT CAPACITANCE IN PICOFARADS 7.0 MAXIMUM
SPECIFIED FREQUENCY 99.900 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 60.0 MAXIMUM
DRIVE LEVEL RATING 1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM
STYLE DESIGNATOR 3 OVAL BODY, WIRE LEADS
OVERALL LENGTH 0.530 INCHES MAXIMUM
TERMINAL LENGTH 0.500 INCHES MINIMUM
OVERALL WIDTH 0.435 INCHES MAXIMUM
BODY WIDTH 0.402 INCHES MAXIMUM
BODY THICKNESS 0.150 INCHES MAXIMUM
OVERALL THICKNESS 0.183 INCHES MAXIMUM
TERMINAL DIAMETER 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS 0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
HOLDER COVER MATERIAL METAL
TEST DATA DOCUMENT 81349-MIL-C-3098 SPECIFICATION
SPECIFICATION/STANDARD DATA 81349-MIL-C-3098/34 GOVERNMENT SPECIFICATION
MANUFACTURERS CODE 81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE CR56/U99M90000
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-C-3098/34

Restrictions/Controls & Freight Information | NSN 5955-01-029-4979

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 TX Defense Supply Center Columbus
Columbus, OH 43218
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 5955-01-029-4979

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each