PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A720MAttenuator,fixed

U S Dept of Transportation Federal Aviation Administration · NSN 5985-01-012-6393 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-012-6393 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-012-6393. Primary manufacturer part number: A720M.
Features
  • Attenuator,fixed — FSC 5985
  • Terminal Type and Quantity: 2 CONNECTOR2 CONNECTOR
  • Overall Diameter: 0.360 INCHES NOMINAL0.360 INCHES NOMINAL IN
  • Coaxial Connector Series Designation: SMASMA
  • Material: STEEL CORROSION RESISTING BODY
  • Connection Type Per Function: FEMALE INPUT AND FEMALE INPUT AND MALE OUTPUTMALE OUTPUT
  • Functional Description: ATTENUATOR, FIXEDATTENUATOR, FIXED
  • Surface Treatment: PASSIVATE BODY
Applications
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-01-012-6393, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is U S Dept of Transportation Federal Aviation Administration. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-01-012-6393
Primary Part NumberA720M
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerU S Dept of Transportation Federal Aviation Administration
StatusACTIVE
Terminal Type and Quantity2 CONNECTOR2 CONNECTOR
Overall Diameter0.360 INCHES NOMINAL0.360 INCHES NOMINAL IN
Coaxial Connector Series DesignationSMASMA
MaterialSTEEL CORROSION RESISTING BODY
Connection Type Per FunctionFEMALE INPUT AND FEMALE INPUT AND MALE OUTPUTMALE OUTPUT
Functional DescriptionATTENUATOR, FIXEDATTENUATOR, FIXED
Surface TreatmentPASSIVATE BODY
Power Rating2.0 WATTS AVERAGE2.0 WATTS AVERAGE
Mounting MethodCONNECTORCONNECTOR
Frequency Range0.000 GIGAHERTZ MINIMUM AND 0.000 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM18.000 GIGAHERTZ MAXIMUM
Output Impedance Rating in Ohms50.050.0
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACEROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Reference Data and LiteratureTABLE 4-18, TI-6540.3, PG 4-27
Rf Signal Attenuation in Decibels20.020.0
Operating Temp Range-55.0 TO 125.0 CELSIUS-55.0 TO 125.0 CELSIUS DEGC
Application DesignTRANSMISSION LINETRANSMISSION LINE
Input Impedance Rating in Ohms50.050.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5985-00-256-0902C4628-4 INTERCHANGEABLE
Attenuator,fixed
Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
5985-01-265-81375543178 INTERCHANGEABLE
Attenuator,fixed
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
A720M PRIMARY U S Dept of Transportation Federal Aviation Administration (USA)
2082-6194-20 Cd & T Logistics Inc Dba Cd & T Logistics Inc (USA)
A720M Caes Systems Llc (USA)
Related Parts
5985-00-256-0902INTERCHANGEABLE
ATTENUATOR,FIXED
C4628-4
5985-01-265-8137INTERCHANGEABLE
ATTENUATOR,FIXED
5543178

Frequently Asked Questions

What is NSN 5985-01-012-6393?

NSN 5985-01-012-6393 is a Attenuator,fixed, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-012-6393?

NSN 5985-01-012-6393 has 3 cross-referenced part numbers: A720M (U S Dept of Transportation Federal Aviation Administration), 2082-6194-20 (Cd & T Logistics Inc Dba Cd & T Logistics Inc), A720M (Caes Systems Llc).

What NSN replaces 5985-01-012-6393?

There are 2 known substitutes for 5985-01-012-6393: 5985-00-256-0902, 5985-01-265-8137. Verify interchangeability with system specifications before substitution.

What are the specifications of A720M?

Key specifications for A720M: Terminal Type and Quantity: 2 CONNECTOR2 CONNECTOR; Overall Diameter: 0.360 INCHES NOMINAL0.360 INCHES NOMINAL IN; Coaxial Connector Series Designation: SMASMA; Material: STEEL CORROSION RESISTING BODY. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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