Product Details | VARIABLE ATTENUATOR

5985-01-137-4859 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).

Part Alternates: G3003781, G300378-1, 668410FS, 6684-10FS, 5985-01-137-4859, 01-137-4859, 5985011374859, 011374859

Electrical and Electronic Equipment Components | Antennas, Waveguides, and Related Equipment

Supply Group (FSG) NSN Assign. NIIN
59 28 AUG 1982 01-137-4859

Drawings & Photos | NSN 5985-01-137-4859


Cross Reference | NSN 5985-01-137-4859

Part Number Cage Code Manufacturer
6684-10FS 09992 ARRA INC
G300378-1 24930 EXELIS INC. DBA RADAR, RECONNAISSANCE & UNDERSEA

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Technical Data | NSN 5985-01-137-4859

Characteristic Specifications
APPLICATION DESIGN TRANSMISSION LINE
FREQUENCY RANGE 7.000 GIGAHERTZ MINIMUM AND 11.000 GIGAHERTZ MAXIMUM
IMPEDANCE RATING IN OHMS 50.0 INPUT-OUTPUT
VOLTAGE STANDING WAVE RATIO 1.50
POWER RATING 10.0 WATTS AVERAGE AND 5.0 KILOWATTS PEAK
INSERTION LOSS AT MINIMUM ATTENUATION IN MAXIMUM DECIBELS 0.5
OVERALL ATTENUATION RANGE IN DECIBELS 0.0 TO 10.0
OVERALL ATTENUATION ACCURACY IN DECIBELS -0.50 TO 0.50
ATTENUATION VARIATION METHOD CONTINUOUS
BODY STYLE 11A COAXIAL TYPE
OVERALL LENGTH 3.750 INCHES NOMINAL
OVERALL HEIGHT 2.000 INCHES MAXIMUM
OVERALL WIDTH 2.938 INCHES MINIMUM AND 3.062 INCHES MAXIMUM
TERMINAL TYPE AND QUANTITY 2 CONNECTOR, COAXIAL, FEMALE
COAXIAL CONNECTOR SERIES DESIGNATION SMA
MOUNTING FACILITY TYPE AND QUANTITY 4 THREADED HOLE
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR UNC
MOUNTING FACILITY NOMINAL SCREW THREAD DIAMETER 0.138 INCHES
MOUNTING THREAD QUANTITY 32 PER INCH
MOUNTING FACILITY PATTERN FOUR POSITION RECTANGULAR
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH 1.500 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH 1.500 INCHES NOMINAL
SPECIAL FEATURES LOCKING SCREW PROVIDED FOR SHAFT
III OPERATING TEMP RANGE -54.0 TO 75.0 DEG CELSIUS
III BODY MATERIAL ALUMINUM
III FSC APPLICATION DATA ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT

Restrictions/Controls & Freight Information | NSN 5985-01-137-4859

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; 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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 061700 ELEC APPLIANCES/INSTRUMENTS NOI
Less than car load rating
Less than truck load rating J 100.2
Water commodity Code 658 unknown
Originating Activity Code TX Defense Supply Center Columbus
Columbus, OH 43218
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5985-01-137-4859

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each