Product Details | FIXED ATTENUATOR

5985-01-258-0740 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: HFA504DB, HFA-50-4DB, 5985-01-258-0740, 01-258-0740, 5985012580740, 012580740

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

Supply Group (FSG) NSN Assign. NIIN
59 27 JUN 1987 01-258-0740

Drawings & Photos | NSN 5985-01-258-0740


Cross Reference | NSN 5985-01-258-0740

Part Number Cage Code Manufacturer
HFA-50-4DB 05627 APPLIED RESEARCH INC

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Technical Data | NSN 5985-01-258-0740

Characteristic Specifications
APPLICATION DESIGN TRANSMISSION LINE
INPUT IMPEDANCE RATING IN OHMS 52.5
OUTPUT IMPEDANCE RATING IN OHMS 52.5
FREQUENCY RANGE 0.000 HERTZ MINIMUM AND 1000.000 MEGAHERTZ MAXIMUM
VOLTAGE STANDING WAVE RATIO 1.20
VOLTAGE STANDING WAVE RATIO FREQUENCY RANGE 0.0 TO 1000.0 MEGAHERTZ
RF SIGNAL ATTENUATION IN DECIBELS 4.0
ATTENUATION ACCURACY IN DECIBELS -0.50 TO 0.50
POWER RATING 0.5 WATTS AVERAGE
OPERATING TEMP RANGE -55.0 TO 100.0 DEG CELSIUS
BODY STYLE 1B ROUND, TERMINAL/TERMINALS ON OPPOSITE SURFACES
OVERALL LENGTH 1.875 INCHES NOMINAL
OVERALL DIAMETER 0.547 INCHES NOMINAL
BODY MATERIAL STEEL, CORROSION RESISTING
BODY SURFACE TREATMENT PASSIVATED
TERMINAL TYPE AND QUANTITY 2 CONNECTOR
COAXIAL CONNECTOR SERIES DESIGNATION BNC
MOUNTING METHOD CONNECTOR
III TERMINAL MATERIAL STEEL, CORROSION RESISTING
III TERMINAL SURFACE TREATMENT PASSIVATED

Restrictions/Controls & Freight Information | NSN 5985-01-258-0740

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.
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 5985-01-258-0740

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 CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each