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NSN 5985-00-100-7935, 5985001007935
ATTENUATOR,VARIABLE

Federal Supply Classification
FSC 5985 - Antennas, Waveguides, and Related Equipment
National Item Identification Number
NIIN 001007935
Codification Country
United States
Item Name Code
INC 00838
Criticality
(N) This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
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 5985-00-100-7935

National Stock Number (NSN) 5985-00-100-7935, or NIIN 001007935, (attenuator,variable) was assigned June 14, 1972 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

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

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 Apr 02, 1991, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. 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) 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 critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). 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 5985001007935 does not contain precious metals.

This NSN is associated to Schedule B 8529109000: antenna & antenna reflectors of all kinds; parts suitable for use soley or principally w/ apparatus of heading 8525 to 8528, nesoi. The Schedule B End Use is listed as telecommunications equipment. NAICS classification category 334220: radio and television broadcasting and wireless communications equipment manufacturing.

This information was last updated on .


Technical Characteristics

III APPLICATION DESIGN
(AAFS) TRANSMISSION LINE
OVERALL ATTENUATION RANGE IN DECIBELS
(ASYD) +0.0/+30.0
OPERATING TEMP RANGE
(AFGA) -54.0/+71.0 DEG CELSIUS
ADJUSTMENT DEVICE TYPE AND QUANTITY
(CQTQ) 1 MOTOR
APPLICATION DESIGN
(AAFS) TRANSMISSION LINE
ATTENUATION VARIATION METHOD
(ASYF) STEPPED
COAXIAL CONNECTOR SERIES DESIGNATION
(AHUC) N
FREQUENCY RANGE
(BNGR) 500.000 MEGAHERTZ MINIMUM AND 3.800 GIGAHERTZ MAXIMUM
IMPEDANCE RATING IN OHMS
(CTGG) 50.0 INPUT-OUTPUT
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS
(ASYC) 0.3
OVERALL ATTENUATION RANGE IN DECIBELS
(ASYD) +0.0 TO 30.0
MOUNTING FACILITY TYPE AND QUANTITY
(AXHR) 7 UNTHREADED HOLE
OPERATING TEMP RANGE
(AFGA) -54.0 TO 71.0 CELSIUS
STEP POSITION QUANTITY
(ASYG) 6
VOLTAGE STANDING WAVE RATIO
(AHTW) 1.20
UNTHREADED MOUNTING HOLE DIAMETER
(AEBV) 0.218 INCHES NOMINAL
OPERATING TEMP RANGE
(AFGA) -54.0 TO 71.0 DEG CELSIUS

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