Product Details | FIXED ATTENUATOR

5985-00-004-7578 A device for reducing the strength of an alternating current signal by a fixed or predetermined amount, without causing appreciable signal distortion, by maintaining correct impedance match.

Part Alternates: AH20F, AH-20F, 228048P2, 5985-00-004-7578, 00-004-7578, 5985000047578, 000047578

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

Supply Group (FSG) NSN Assign. NIIN
59 09 JUN 1972 00-004-7578

Drawings & Photos | NSN 5985-00-004-7578


Demand History | NSN 5985-00-004-7578

Part Number Request Date QTY Origin
AH-20F 2022-04-96 10 DIBBS
AH-20F 2022-03-79 4 DIBBS
AH-20F 2022-02-46 4 DIBBS

Cross Reference | NSN 5985-00-004-7578

Part Number Cage Code Manufacturer
228048P2 94117 BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.
AH-20F 00929 MICROLAB/FXR

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Technical Data | NSN 5985-00-004-7578

Characteristic Specifications
APPLICATION DESIGN TRANSMISSION LINE
INPUT IMPEDANCE RATING IN OHMS 50.0
OUTPUT IMPEDANCE RATING IN OHMS 50.0
FREQUENCY RANGE 0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
VOLTAGE STANDING WAVE RATIO 1.35
VOLTAGE STANDING WAVE RATIO FREQUENCY RANGE 0.0 TO 18.0 GIGAHERTZ
RF SIGNAL ATTENUATION IN DECIBELS 20.0
ATTENUATION ACCURACY IN DECIBELS -0.50 TO 0.50
ATTENUATION ACCURACY REFERENCE FREQUENCY 18.0 GIGAHERTZ
FREQUENCY SENSITIVITY ATTENUATION IN DECIBELS NOT RATED
POWER RATING 1.0 WATTS AVERAGE AND 1.0 KILOWATTS PEAK
OPERATING TEMP RANGE -55.0 TO 125.0 DEG CELSIUS
TEMPERATURE SENSITIVITY ATTENUATION IN DECIBELS NOT RATED
BODY STYLE 1B ROUND, TERMINAL/TERMINALS ON OPPOSITE SURFACES
OVERALL LENGTH 1.400 INCHES NOMINAL
OVERALL DIAMETER 0.562 INCHES NOMINAL
BODY MATERIAL STEEL, STAINLESS
BODY SURFACE TREATMENT ANY ACCEPTABLE
TERMINAL TYPE AND QUANTITY 2 CONNECTOR
COAXIAL CONNECTOR SERIES DESIGNATION SMA
CONNECTION TYPE PER FUNCTION FEMALE INPUT AND MALE OUTPUT
MOUNTING METHOD CONNECTOR
III UNPACKAGED UNIT WEIGHT 0.400 OUNCES
III FSC APPLICATION DATA ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT

Restrictions/Controls & Freight Information | NSN 5985-00-004-7578

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 060535 AERIAL/ANTENNAS DIRECTIONAL
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 723 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 5985-00-004-7578

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each