PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13780-2Attenuator,fixed

Telegenix Inc Dba Telegenix · NSN 5985-00-549-1288 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-549-1288 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-549-1288. Primary manufacturer part number: 13780-2.
Features
  • Attenuator,fixed — FSC 5985
  • Application Design: TRANSMISSION LINE
  • Material: ALUMINUM BODY
  • Surface Treatment: ANODIZE BODY
  • Output Impedance Rating in Ohms: 600.0
  • Input Impedance Rating in Ohms: 600.0
  • Mounting Method: TERMINAL
  • Overall Diameter: 0.687 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Body construction
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-00-549-1288, 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 Telegenix Inc Dba Telegenix. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-549-1288
Primary Part Number13780-2
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerTelegenix Inc Dba Telegenix
StatusACTIVE
Application DesignTRANSMISSION LINE
MaterialALUMINUM BODY
Surface TreatmentANODIZE BODY
Output Impedance Rating in Ohms600.0
Input Impedance Rating in Ohms600.0
Mounting MethodTERMINAL
Overall Diameter0.687 INCHES NOMINAL IN
Terminal Type and Quantity6 TAB, SOLDER LUG
Body StyleROUND TERMINAL/TERMINALS ON TWO SURFACES
Rf Signal Attenuation in Decibels25.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2990-00-192-9203T-8656 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
5905-00-551-9220137-802-5019 INTERCHANGEABLE
Resistor,thermal
Northrop Grumman Systems Corporation
5935-01-498-1474137802 INTERCHANGEABLE
Dummy Connector,receptacle
United States Department of Us Army Peo Stri /simulation,training, Instrumentation/
Cross-Reference Index
Part NumberManufacturer
13780-2 Telegenix Inc Dba Telegenix (USA)
AT600-600-25T Telegenix Inc Dba Telegenix (USA)
Related Parts
2990-00-192-9203INTERCHANGEABLE
MUFFLER,EXHAUST
T-8656
5905-00-551-9220INTERCHANGEABLE
RESISTOR,THERMAL
137-802-5019
5935-01-498-1474INTERCHANGEABLE
DUMMY CONNECTOR,RECEPTACLE
137802

Frequently Asked Questions

What is NSN 5985-00-549-1288?

NSN 5985-00-549-1288 is a Attenuator,fixed, manufactured by Telegenix Inc Dba Telegenix, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-549-1288?

NSN 5985-00-549-1288 has 2 cross-referenced part numbers: 13780-2 (Telegenix Inc Dba Telegenix), AT600-600-25T (Telegenix Inc Dba Telegenix).

What NSN replaces 5985-00-549-1288?

There are 3 known substitutes for 5985-00-549-1288: 2990-00-192-9203, 5905-00-551-9220, 5935-01-498-1474. Verify interchangeability with system specifications before substitution.

What are the specifications of 13780-2?

Key specifications for 13780-2: Application Design: TRANSMISSION LINE; Material: ALUMINUM BODY; Surface Treatment: ANODIZE BODY; Overall Length: 1.406 INCHES NOMINAL IN. 11 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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