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NSN MC-18A

Quartz Crystal Unit

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

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

NSN 5955-01-014-7957 Datasheet

(NSN) National Stock Number
5955-01-014-7957
(FSC) Federal Supply Classification
5955 - Oscillators and Piezoelectric Crystals
(NIIN) National Item Identification Number
01-014-7957
Requires Demilitarization
Yes
(INC) Item Name Code
00196
Date
Tue, Jan 6, 1976
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
2.0 milliwatts nominal
Equivalent Resistance Value In Ohms
40.0 nominal
Frequency Tolerance For Operating Temp In Percent
-0.005 to 0.005
Mode Of Oscillation
fifth overtone
Overall Length
0.530 inches maximum
Overall Thickness
0.183 inches maximum
Overall Width
0.435 inches maximum
Shunt Capacitance In Picofarads
7.0 maximum
Specified Frequency
90.000 megahertz
Style Designator
oval body, wire leads
Terminal Diameter
0.016 inches minimum and 0.019 inches maximum
Terminal Length
1.500 inches minimum

Identification

Demilitarization Code
D - Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).
Precious Metals Indicator
U - Precious metal content is unknown
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.
Pseudo Item Name Code
0000196

Cross Reference

CAGE Codes

07609
Naval Surface Warfare Center Dahlgren Div
U.s./canadian manufacturers
19564
Crsi Inc Delaware Div General Dynamics Satcom Technologies Inc.
U.s./canadian manufacturers
94987
Cubic Defense Applications, Inc.
U.s./canadian manufacturers
54331
Monitor Products Co. Inc. Dba Monitor Products Co. Inc.
U.s./canadian manufacturers

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
34525
Water Commodity
72D - Communications/electronics, other than sigint/ew or comsec repair parts and components
National Motor Freight Classification Item Number
063025

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 5955-01-014-7957?

    The FSCG of the NSN 5955-01-014-7957 is 5955

  2. Does the NSN 5955-01-014-7957 have a Schedule B code assigned?

    Yes, the Schedule B code is 8541900000

  3. Does NSN 5955-01-014-7957 require demilitarization?

    Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).

  4. Does NSN 5955-01-014-7957 contain precious materials?

    Precious metal content is unknown

  5. Does NSN 5955-01-014-7957 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 5955-01-014-7957 was assigned to the Federal Catalog?

    It was assigned 50 years ago, on Tue, Jan 6, 1976

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