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A Dynatech International Company


NSN 5985-01-295-2309, 5985012952309
ATTENUATOR,VARIABLE

Federal Supply Classification
FSC 5985 - Antennas, Waveguides, and Related Equipment
National Item Identification Number
NIIN 012952309
Codification Country
United States
Item Name Code
INC 00838
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
(P) There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product.
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DLMS® Summary

National Stock Number 5985-01-295-2309

National Stock Number (NSN) 5985-01-295-2309, or NIIN 012952309, (attenuator,variable) was assigned March 2, 1989 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

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

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

This NSN is assigned to Item Name Code (INC) 00838. [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).]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5985012952309 contains gold.

This information was last updated on .


Technical Characteristics

BUSHING LENGTH
(ABXD) 0.570 INCHES NOMINAL
III APPLICATION DESIGN
(AAFS) TRANSMISSION LINE
OVERALL WIDTH
(ABMK) 0.800 INCHES NOMINAL
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS
(ASYC) 2.0
OVERALL ATTENUATION RANGE IN DECIBELS
(ASYD) +0.0 TO 15.5
ADJUSTMENT DEVICE TYPE AND QUANTITY
(CQTQ) 1 SHAFT
APPLICATION DESIGN
(AAFS) TRANSMISSION LINE
FREQUENCY RANGE
(BNGR) 400.000 MEGAHERTZ MINIMUM AND 600.000 MEGAHERTZ MAXIMUM
SHAFT TYPE
(CRSJ) ROUND, SLOTTED
ATTENUATION ACCURACY REFERENCE FREQUENCY
(ASYE) 600.0 MEGAHERTZ
TERMINAL TYPE AND QUANTITY
(TTQY) 4 PIN
MOUNTING FACILITY TYPE AND QUANTITY
(AXHR) 1 THREADED STUD
IMPEDANCE RATING IN OHMS
(CTGG) 50.0 INPUT-OUTPUT
VOLTAGE STANDING WAVE RATIO
(AHTW) 1.50 AND 2.00
OVERALL ATTENUATION RANGE IN DECIBELS
(ASYD) +0.0/+15.5
ATTENUATION PER STEP IN DECIBELS
(ASYH) 5.0
SEGMENT ATTENUATION RANGE IN DECIBELS
(BQNS) +0.00 TO 15.50
ATTENUATION VARIATION METHOD
(ASYF) STEPPED
BODY STYLE
(AAQL) RECTANGULAR, TERMINALS ON ONE SURFACE
OVERALL HEIGHT
(ABKW) 0.660 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 1.350 INCHES NOMINAL
STEP POSITION QUANTITY
(ASYG) 2
SEGMENT ATTENUATION RANGE IN DECIBELS
(BQNS) +0.00/+15.50

Manufacturer Part Numbers


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