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NSN 5955-00-999-4943, 5955009994943
CRYSTAL UNIT,QUARTZ

Federal Supply Classification
FSC 5955 - Oscillators and Piezoelectric Crystals
National Item Identification Number
NIIN 009994943
Codification Country
United States
Item Name Code
INC 00196
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 5955-00-999-4943

National Stock Number (NSN) 5955-00-999-4943, or NIIN 009994943, (crystal unit,quartz) was assigned February 16, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 18, 2007, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 00196. [AN ITEM WHICH CONSISTS OF A QUARTZ CRYSTAL RESONATOR(S), SUITABLY MOUNTED IN A HOLDER, QUARTZ CRYSTAL.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5955009994943 contains an unknown precious metal.

This NSN is associated to Schedule B 8541900000: diode, transistor & similar semiconductor device parts. The Schedule B End Use is listed as semiconductors. NAICS classification category 334413: semiconductor and related device manufacturing.

This information was last updated on .


Technical Characteristics

III MODE OF OSCILLATION
(AEHC) FUNDAMENTAL
DRIVE LEVEL RATING
(CQYL) 6.0 MILLIWATTS MINIMUM AND 6.0 MILLIWATTS MAXIMUM
BODY THICKNESS
(ADPR) 0.150 INCHES MAXIMUM
BODY WIDTH
(ADAT) 0.402 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS
(AEHT) 0.184 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
CIRCUIT RESONANCE
(AEHD) ANTIRESONANCE
EQUIVALENT RESISTANCE VALUE IN OHMS
(CRMP) 30.0 NOMINAL
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT
(CRFX) -0.002 TO 0.002 AND -0.007 TO 0.007
LOAD CAPACITANCE IN PICOFARADS
(AEHE) 20.0 MINIMUM AND 37.0 MAXIMUM
OVERALL LENGTH
(ABHP) 0.530 INCHES MAXIMUM
OVERALL THICKNESS
(ADUM) 0.183 INCHES MAXIMUM
OVERALL WIDTH
(ABMK) 0.435 INCHES MAXIMUM
MATERIAL
(MATT) GLASS COVER, HOLDER
MODE OF OSCILLATION
(AEHC) FUNDAMENTAL
OPERATING TEMP RANGE
(AFGA) -30.0 TO 55.0 CELSIUS
SHUNT CAPACITANCE IN PICOFARADS
(AEHF) 4.7 MINIMUM AND 4.7 MAXIMUM
SPECIFIED FREQUENCY
(AEHG) 9.055 MEGAHERTZ
STYLE DESIGNATOR
(STYL) TUBE TYPE, 4 WIRE LEADS
TERMINAL DIAMETER
(AEBT) 0.016 INCHES MINIMUM AND 0.019 INCHES MAXIMUM
TERMINAL LENGTH
(ABJT) 1.500 INCHES MINIMUM AND 1.525 INCHES MAXIMUM
HOLDER COVER MATERIAL
(AEHS) METAL OR GLASS
OPERATING TEMP RANGE
(AFGA) -30.0 TO 55.0 DEG CELSIUS
CENTER TO CENTER DISTANCE BETWEEN TERMINALS
(CQBK) 0.184 NOMINAL MILS AND 0.200 NOMINAL CENTIMETERS
UNABLE TO DECODE
(AEHS) UNABLE TO DECODE OR UNABLE TO DECODE
UNABLE TO DECODE
(CQBK) UNABLE TO DECODE AND UNABLE TO DECODE
OPERATING TEMP RANGE
(AFGA) -30.0/+55.0 DEG CELSIUS
FREQUENCY TOLERANCE FOR OPERATING TEMP IN PERCENT
(CRFX) -0.002/+0.002 AND -0.007/+0.007

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