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NSN CR141/U48M92500

Quartz Crystal Unit

A device of various shapes to be permanently attached to the structure of an aircraft. It is designed to permanently mount and/or support an integral member, or group of members of the airframe in a proper position and bear the stress imposed by the components being supported. It may have mounting provisions, such as slots, holes, and/or attachments to facilitate installation. Excludes:items which are primarily designed for dampening shock and/or vibration. Excludes:bracket, angle; bracket, double angle; bracket, shelf; bracket, mounting; bracket (1), structural component, aircraft; and radius block.

series resonance circuit resonance, 0.184 inches minimum and 0.200 inches maximum center to center distance between terminals, 0.150 inches maximum body thickness, 0.402 inches maximum body width, 1.6 milliwatts minimum and 2.4 milliwatts maximum drive level rating.

NSN 5955-01-237-6492 Datasheet

(NSN) National Stock Number
5955-01-237-6492
(FSC) Federal Supply Classification
5955 - Oscillators and Piezoelectric Crystals
(NIIN) National Item Identification Number
01-237-6492
Requires Demilitarization
Yes
(INC) Item Name Code
00196
Date
Tue, Aug 5, 1986
Schedule B Code
8541900000
Body Width
0.402 inches maximum
Body Thickness
0.150 inches maximum
Center To Center Distance Between Terminals
0.184 inches minimum and 0.200 inches maximum
Circuit Resonance
series resonance
Drive Level Rating
1.6 milliwatts minimum and 2.4 milliwatts maximum
Equivalent Resistance Value In Ohms
50.0 maximum
Frequency Tolerance For Operating Temp In Percent
-0.0025 to 0.0025 and -0.0045 to 0.0045
Material
unable to decode
Mode Of Oscillation
fifth overtone and third overtone
Operating Temp Range
-30.0 to 55.0 celsius and -55.0 to 65.0 celsius
Overall Length
0.425 inches maximum
Overall Thickness
0.183 inches maximum
Overall Width
0.435 inches maximum
Shunt Capacitance In Picofarads
7.0 maximum
Specification/Standard Data
81349-mil-c-3098/122 government specification
Specified Frequency
48.925 megahertz
Style Designator
oval body, pin terminals
Terminal Diameter
0.015 inches minimum and 0.019 inches maximum
Terminal Length
0.5003 inches minimum
Test Data Document
"81349-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.)."

Identification

Demilitarization Code
A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Precious Metals Indicator
A - Item does not contain precious metal.
Hazardous Metals Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Source of Supply Code
S9E - Defense supply center columbus, columbus, oh 43218
Pseudo Item Name Code
0000196

Cross Reference

CAGE Codes

81349
Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Military standards and standards organizations (ex:stanags,milspecs,defstans)

Freight Information

Air Commodity
HZ -
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
National Motor Freight Class Rating
W - Rating variable
Special Handling
9 - Other or no special handling required (sh)
Type of Cargo
Z - No special type of cargo code applicable
Uniform Freight Classification Item Number
34580
Water Commodity
72D - Communications/electronics, other than sigint/ew or comsec repair parts and components
National Motor Freight Classification Item Number
061700

Schedule B & Trade

Schedule B
8541-90-0000
Description
diode, transistor & similar semiconductor device parts
End Use
21320 - Semiconductors
Unit of Quantity
NO
USDA
Yes
(SITC) Standard International Trade Classification
77688
(NAICS) North American Industrial Classification System
334419

Questions & Answers

  1. What is the FSCG of the NSN 5955-01-237-6492?

    The FSCG of the NSN 5955-01-237-6492 is 5955

  2. Does the NSN 5955-01-237-6492 have a Schedule B code assigned?

    Yes, the Schedule B code is 8541900000

  3. Does NSN 5955-01-237-6492 require demilitarization?

    Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

  4. Does NSN 5955-01-237-6492 contain precious materials?

    Item does not contain precious metal.

  5. Does NSN 5955-01-237-6492 contain hazardous materials?

    Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

  6. When the NSN 5955-01-237-6492 was assigned to the Federal Catalog?

    It was assigned 40 years ago, on Tue, Aug 5, 1986

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