PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2136875G004Attenuator,fixed

L3harris Technologies, Inc. · NSN 5985-00-258-0125 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-258-0125 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-258-0125. Primary manufacturer part number: 2136875G004.
Features
  • Attenuator,fixed — FSC 5985
  • Application Design: TRANSMISSION LINE
  • Surface Treatment: PASSIVATE BODY
  • Connection Type Per Function: FEMALE OUTPUT AND MALE INPUT
  • Terminal Type and Quantity: 2 CONNECTOR
  • Power Rating: 1.0 WATTS AVERAGE
  • Voltage Standing Wave Ratio Frequency Range: +7.0 TO 16.5 GIGAHERTZ
  • Mounting Method: CONNECTOR
Applications
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-00-258-0125, 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 L3harris Technologies, Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-258-0125
Primary Part Number2136875G004
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc.
StatusACTIVE
Application DesignTRANSMISSION LINE
Surface TreatmentPASSIVATE BODY
Connection Type Per FunctionFEMALE OUTPUT AND MALE INPUT
Terminal Type and Quantity2 CONNECTOR
Power Rating1.0 WATTS AVERAGE
Voltage Standing Wave Ratio Frequency Range+7.0 TO 16.5 GIGAHERTZ
Mounting MethodCONNECTOR
Operating Temp Range-55.0 TO 105.0 CELSIUS DEGC
Overall Diameter0.375 INCHES NOMINAL IN
Attenuation Accuracy in Decibels-0.70 TO 0.70
Frequency Range7.000 GIGAHERTZ MINIMUM AND 16.500 GIGAHERTZ MAXIMUM
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Input Impedance Rating in Ohms50.0
Output Impedance Rating in Ohms50.0
Voltage Standing Wave Ratio1.35
Coaxial Connector Series DesignationSM
Rf Signal Attenuation in Decibels20.0
MaterialSTEEL CORROSION RESISTING BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6260-01-196-0136 INTERCHANGEABLE
Light,chemiluminescent
Cross-Reference Index
Part NumberManufacturer
23560-20 Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq (USA)
2136875G004 PRIMARY L3harris Technologies, Inc. (USA)
2082-5073-20 Cobham Advanced Electronic Solutions Inc. (USA)
2082-5073 Tyco Electronics Corp (USA)
50MP20-488 Alan Industries Inc (USA)
9270-20 Spectrum Control Inc Div Weinschel (USA)
2082-5073-20 Semic Rf Electronic Gmbh (DEU)
Related Parts
6260-01-196-0136INTERCHANGEABLE
LIGHT,CHEMILUMINESCENT

Frequently Asked Questions

What is NSN 5985-00-258-0125?

NSN 5985-00-258-0125 is a Attenuator,fixed, manufactured by L3harris Technologies, Inc., classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-258-0125?

NSN 5985-00-258-0125 has 7 cross-referenced part numbers: 23560-20 (Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq), 2136875G004 (L3harris Technologies, Inc.), 2082-5073-20 (Cobham Advanced Electronic Solutions Inc.), 2082-5073 (Tyco Electronics Corp), 50MP20-488 (Alan Industries Inc) and 2 more.

What NSN replaces 5985-00-258-0125?

There is 1 known substitute for 5985-00-258-0125: 6260-01-196-0136. Verify interchangeability with system specifications before substitution.

What are the specifications of 2136875G004?

Key specifications for 2136875G004: Application Design: TRANSMISSION LINE; Surface Treatment: PASSIVATE BODY; Connection Type Per Function: FEMALE OUTPUT AND MALE INPUT; Terminal Type and Quantity: 2 CONNECTOR. 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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