Product Details | DIRECT CURRENT BLOCKING COUPLER

5985-01-490-0254 A coupler which is specifically designed to be inserted into a coaxial transmission line to permit flow of radio frequency electrical energy while preventing the flow of signals below 20 kilohertz (kilocycles). It consists of a short section of coaxial line which has a capacitance in series with the center and/or outer conductor. See also COUPLER (1), DIRECT CURRENT SHORTING; COUPLER, DIRECTIONAL and COUPLER (1), TRANSMISSION LINE.

Part Alternates: 8037, 5985-01-490-0254, 01-490-0254, 5985014900254, 014900254

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

Supply Group (FSG) NSN Assign. NIIN
59 19 SEP 2001 01-490-0254

Demand History | NSN 5985-01-490-0254

Part Number Request Date QTY Origin
8037 2012-03-74 10 TH

Cross Reference | NSN 5985-01-490-0254

Part Number Cage Code Manufacturer
8037 64671 AEROFLEX / INMET, INC. DBA INMET

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Technical Data | NSN 5985-01-490-0254

Characteristic Specifications
UNIT TYPE COAXIAL LINE
RADIO FREQUENCY RATING 10.0 MEGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM
VOLTAGE STANDING WAVE RATIO AT REFERENCE FREQUENCY 1.35 TO 1 AT 10 MHZ-18 GHZ
CAPACITOR LOCATION INNER CONDUCTOR
CURRENT TYPE DC
VOLTAGE RATING 200.0 VOLTS MAXIMUM
POWER LOSS IN DECIBELS 0.5
TERMINAL FITTING NAME SMA FEMALE AND MALE CONNECTORS
OVERALL LENGTH 1.170 INCHES MINIMUM AND 1.230 INCHES MAXIMUM
OVERALL DIAMETER 0.360 INCHES NOMINAL
SPECIAL FEATURES IMPEDANCE: 50 OHMS; OPERATING TEMP RANGE: -65 DEG C TO +125 DEG C; SMA CONNECTORS AND HOUSINGS (INNER ONLY BLOCKS): PASSIVATED STAINLESS STEEL
III END ITEM IDENTIFICATION AN/SSR-2A

Restrictions/Controls & Freight Information | NSN 5985-01-490-0254

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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 W Rating Variable
Water commodity Code 72D 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 5985-01-490-0254

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