Variable Attenuator

439A

439A
(NSN) National Stock Number
5985-00-105-2943
Federal Supply Classification
5985 Antennas, Waveguides and Related Equipment
Item Name Code
00838
Schedule B Code
8529109000
Summary

Coaxial type body style, 6.000 inches nominal overall length, 1.406 inches nominal overall height, 1.312 inches nominal overall width, instrument landing system,ils,contract fatqua-3880 end item identification, 0.1 insertion loss at minimum attenuation in maximum decibels

DAC HCC DMIL RNCC
6 - - 3
RNVC SADC MSDS RNAAC
2 - - CL
Identification

A device for reducing the strength of an alternating current signal either continuously or in steps, without causing appreciable signal distortion, by maintaining substantially constant output and/or input impedance match. Continuously variable resistive devices must consist of at least two sections or one section with at least two rotating contacts. The item must have an overall attenuation rating. Includes tandem mounted variable resistors designed to function as an attenuator but whose terminals are not connected. See also resistor, vaiable (as modified).

INC FIIG Concept Condition
00838 A223A0 - 1
Specifications
Body Style
coaxial type
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the body.
Overall Length
6.000 inches nominal
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Overall Height
1.406 inches nominal
Details The distance measured in a straight line from the bottom to the top of an item.
Overall Width
1.312 inches nominal
Details An overall measurement taken at right angles to the length of an item,in distinction from thickness.
End Item Identification
instrument landing system,ils,contract fatqua-3880
Details The national stock number or the identification information of the end equipment for which the item is a part.
Insertion Loss At Minimum Attenuation In Maximum Decibels
0.1
Details The mathematical relationship of power available at the load before and after addition of the item to the circuit,set to its lowest value of attenuation,expressed in maximum decibels.
Impedance Rating In Ohms
50.0 input-output
Details The total opposition (resistive and reactive) to the flow of alternating current,expressed in ohms.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
054501-0001 65597 5 - C 1 - 48
54501-1 65597 4 - C 1 - 48
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
34580 - W W
RVC WCC TCC SHC
1 658 Z 9

What's Included?

  • Certificate of Conformity
  • QC Inspection prior to shipping
  • On time delivery
  • Friendly service to back every order
Manufacturer
KAY ELEMETRICS CORPORATION
CAGE: 80138
LINCOLN PARK , NJ , 07035-1488
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 5985-00-105-2943
What is the NIIN of the NSN 5985-00-105-2943?
The National Item Identification Number (NIIN) of the NSN 5985-00-105-2943 is 00-105-2943
When the NSN 5985-00-105-2943 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Mon, Jul 1, 1968
Does the NSN 5985-00-105-2943 contain any precious metals?
Does not contain precious metal
Does the NSN 5985-00-105-2943 contain any hazardous material?
No information in HMIRS

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