Product Details | QUARTZ CRYSTAL UNIT

5955-01-012-9439 An item which consists of a quartz crystal resonator(s), suitably mounted in a HOLDER, QUARTZ CRYSTAL.

Part Alternates: CR77/U54M85000, CR77U54M85000, MIL-C-3098/55, MILC309855, 5955-01-012-9439, 01-012-9439, 5955010129439, 010129439

Electrical and Electronic Equipment Components | Oscillators and Piezoelectric Crystals

Supply Group (FSG) NSN Assign. NIIN
59 20 NOV 1975 01-012-9439

Drawings & Photos | NSN 5955-01-012-9439


Cross Reference | NSN 5955-01-012-9439

Part Number Cage Code Manufacturer
CR77/U54M85000 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MIL-C-3098/55 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 5955-01-012-9439

Characteristic Specifications
MODE OF OSCILLATION THIRD OVERTONE
CIRCUIT RESONANCE SERIES RESONANCE
SHUNT CAPACITANCE IN PICOFARADS 7.0 MAXIMUM
SPECIFIED FREQUENCY 54.850 MEGAHERTZ
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT -0.002 TO 0.002 AND -0.003 TO 0.003
OPERATING TEMP RANGE -55.0 TO 105.0 DEG CELSIUS
EQUIVALENT RESISTANCE VALUE IN OHMS 40.0 MAXIMUM
DRIVE LEVEL RATING 1.6 MILLIWATTS MINIMUM AND 2.4 MILLIWATTS MAXIMUM
STYLE DESIGNATOR 1 OVAL BODY, PIN TERMINALS
OVERALL LENGTH 0.778 INCHES MAXIMUM
TERMINAL LENGTH 0.223 INCHES MINIMUM AND 0.248 INCHES MAXIMUM
OVERALL WIDTH 0.435 INCHES MAXIMUM
BODY LENGTH 0.530 INCHES MAXIMUM
BODY WIDTH 0.402 INCHES MAXIMUM
BODY THICKNESS 0.150 INCHES MAXIMUM
OVERALL THICKNESS 0.183 INCHES MAXIMUM
TERMINAL DIAMETER 0.038 INCHES MINIMUM AND 0.042 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-3098/55 GOVERNMENT SPECIFICATION
MANUFACTURERS CODE 81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE CR77/U54M85000
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-C-3098/55

Restrictions/Controls & Freight Information | NSN 5955-01-012-9439

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:AItem does not contain precious metal
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 48 Federal Aviation Administration
Oklahoma City, OK 73125
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 5955-01-012-9439

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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