Product Details | RADIO FREQUENCY REFLECTION ISOLATOR

5985-00-494-7483 A device which allows radio frequency energy to pass in one direction with very little power loss, but blocks the flow of energy in the other direction by means of multiple WAVE-polarization or an integral dissipative load. It isolates frequency sensitive circuity from the effects of reflected radio frequency energy resulting from component mismatch. It usually has one or more ports terminated with coaxial connector(s) and/or waveguide flange(s); or other electrical terminations. Isolators designed for internal use in waveguide runs may consist of rods, rings, chips, strips and the like and have no ports or terminations. See also DIPLEXER; DUPLEXER. Excludes CIRCULATOR, RADIO FREQUENCY.

Part Alternates: G300146S1, 284H30, 284H-30, 5985-00-494-7483, 00-494-7483, 5985004947483, 004947483

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

Supply Group (FSG) NSN Assign. NIIN
59 06 MAR 1970 00-494-7483

Cross Reference | NSN 5985-00-494-7483

Part Number Cage Code Manufacturer
284H-30 31791 3DBM CO INC
G300146S1 24930 EXELIS INC. DBA RADAR, RECONNAISSANCE & UNDERSEA

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Technical Data | NSN 5985-00-494-7483

Characteristic Specifications
FREQUENCY RANGE RATING 2900.0 TO 3100.0 MEGAHERTZ
OVERALL LENGTH 6.000 INCHES NOMINAL
OVERALL WIDTH 5.937 INCHES NOMINAL
OVERALL DEPTH 5.312 INCHES NOMINAL
FLANGE QUANTITY 2
FLANGE TYPE COVER
FLANGE CONNECTION FACILITY QUANTITY 8
FLANGE CONNECTING HOLE DIAMETER 0.281 INCHES NOMINAL
FLANGE CONNECTING HOLE SPACING EQUALLY SPACED ON 4.750 IN. BOLT CIRCLE
DIAMETER 5.312 INCHES NOMINAL
DOCUMENT TYPE MILITARY SPECIFICATION
DOCUMENT IDENTIFICATION MIL-F-3922/56
IDENTIFICATION DESIGNATOR UG-53/U
SPECIAL FEATURES N/A
MANUFACTURERS CODE 24930
DESIGN CONTROL REFERENCE G300146S1

Restrictions/Controls & Freight Information | NSN 5985-00-494-7483

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 063520 WAVEGUIDE IN BOXES/CRATES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 723 unknown
Originating Activity Code PA Marine Corps Logistics Base
Albany, GA 31704-1128
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 5985-00-494-7483

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