PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

309397-001Attenuator,fixed

Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems · NSN 5985-00-258-0152 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-258-0152 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-258-0152. Primary manufacturer part number: 309397-001.
Features
  • Attenuator,fixed — FSC 5985
  • Material: STEEL CORROSION RESISTING BODY
  • Operating Temp Range: -55.0 TO 105.0 CELSIUS DEGC
  • Coaxial Connector Series Designation: SM
  • Frequency Range: 7.000 GIGAHERTZ MINIMUM AND 16.500 GIGAHERTZ MAXIMUM
  • Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
  • Mounting Method: CONNECTOR
  • Overall Diameter: 0.375 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-00-258-0152, 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 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-258-0152
Primary Part Number309397-001
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
StatusCANCELLED
MaterialSTEEL CORROSION RESISTING BODY
Operating Temp Range-55.0 TO 105.0 CELSIUS DEGC
Coaxial Connector Series DesignationSM
Frequency Range7.000 GIGAHERTZ MINIMUM AND 16.500 GIGAHERTZ MAXIMUM
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Mounting MethodCONNECTOR
Overall Diameter0.375 INCHES NOMINAL IN
Terminal Type and Quantity2 CONNECTOR
Input Impedance Rating in Ohms50.0
Rf Signal Attenuation in Decibels6.0
Output Impedance Rating in Ohms50.0
Power Rating1.0 WATTS AVERAGE
Connection Type Per FunctionFEMALE OUTPUT AND MALE INPUT
Voltage Standing Wave Ratio Frequency Range+7.0 TO 16.5 GIGAHERTZ
Voltage Standing Wave Ratio1.35
Attenuation Accuracy in Decibels-0.30 TO 0.30
Application DesignTRANSMISSION LINE
Surface TreatmentPASSIVATE BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5310-00-017-4916174916 INTERCHANGEABLE
Washer,lock
Borgwarner Pds (anderson), L.l.c.
5945-00-253-4989263C115AC INTERCHANGEABLE
Relay,electromagnetic
Omntec Manufacturing Inc
2910-00-444-182033191 INTERCHANGEABLE
Filter,fluid
Wix Corp
5975-01-591-522792706 INTERCHANGEABLE
Raceway Assembly,metallic
Naval Surface Warfare Center Dahlgren Div
Cross-Reference Index
Part NumberManufacturer
50MP6-359 Alan Industries Inc (USA)
23560-6 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
2082-5071 Cobham Advanced Electronic Solutions Inc. (USA)
2082-5071-00 Cobham Advanced Electronic Solutions Inc. (USA)
309397-001 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
2136875G002 L3harris Technologies, Inc. (USA)
9270-6 Spectrum Control Inc Div Weinschel (USA)
Related Parts
5310-00-017-4916INTERCHANGEABLE
WASHER,LOCK
174916
5945-00-253-4989INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
263C115AC
2910-00-444-1820INTERCHANGEABLE
FILTER,FLUID
33191
5975-01-591-5227INTERCHANGEABLE
RACEWAY ASSEMBLY,METALLIC
92706

Frequently Asked Questions

What is NSN 5985-00-258-0152?

NSN 5985-00-258-0152 is a Attenuator,fixed, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems, classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-258-0152?

NSN 5985-00-258-0152 has 7 cross-referenced part numbers: 50MP6-359 (Alan Industries Inc), 23560-6 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 2082-5071 (Cobham Advanced Electronic Solutions Inc.), 2082-5071-00 (Cobham Advanced Electronic Solutions Inc.), 309397-001 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems) and 2 more.

What NSN replaces 5985-00-258-0152?

There are 4 known substitutes for 5985-00-258-0152: 5310-00-017-4916, 5945-00-253-4989, 2910-00-444-1820 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 309397-001?

Key specifications for 309397-001: Material: STEEL CORROSION RESISTING BODY; Operating Temp Range: -55.0 TO 105.0 CELSIUS DEGC; Coaxial Connector Series Designation: SM; Frequency Range: 7.000 GIGAHERTZ MINIMUM AND 16.500 GIGAHERTZ MAXIMUM. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-258-0152 still in active supply?

NSN 5985-00-258-0152 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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