Product Details | VARIABLE ATTENUATOR

5985-00-239-2146 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: 21882732, 2188273-2, 821552, 82155-2, 5985-00-239-2146, 00-239-2146, 5985002392146, 002392146

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

Supply Group (FSG) NSN Assign. NIIN
59 30 DEC 1971 00-239-2146

Drawings & Photos | NSN 5985-00-239-2146


Cross Reference | NSN 5985-00-239-2146

Part Number Cage Code Manufacturer
2188273-2 11447 L-3 COMMUNICATIONS CORPORATION DBA COMMUNICATION SYSTEMS - EAST
2188273-2 49671 LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS
82155-2 24469 HERLEY INDUSTRIES, INC. DBA HERLEY-LANCASTER

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Technical Data | NSN 5985-00-239-2146

Characteristic Specifications
APPLICATION DESIGN WAVEGUIDE
FREQUENCY RANGE 7.000 GIGAHERTZ MINIMUM AND 11.000 GIGAHERTZ MAXIMUM
OVERALL ATTENUATION RANGE IN DECIBELS 0.2 TO 15.0
ATTENUATION VARIATION METHOD CONTINUOUS
BODY STYLE 41A IRREGULAR
OVERALL LENGTH 4.000 INCHES NOMINAL
OVERALL HEIGHT 4.750 INCHES NOMINAL
OVERALL WIDTH 2.375 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY 2 FLANGE AND 3 PIN
WAVEGUIDE FLANGE DESIGNATION UG1494/U

Restrictions/Controls & Freight Information | NSN 5985-00-239-2146

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 HH Navy ICP
Mechanicsburg, PA 17055-0788
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 5985-00-239-2146

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