PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

89-581Attenuator,fixed

Spectrum Control Inc Div Weinschel · NSN 5985-00-192-3956 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-192-3956 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-192-3956. Primary manufacturer part number: 89-581.
Features
  • Attenuator,fixed — FSC 5985
  • Application Design: TRANSMISSION LINE
  • Terminal Type and Quantity: 2 CONNECTOR
  • Connection Type Per Function: FEMALE OUTPUT AND MALE INPUT
  • Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
  • Coaxial Connector Series Designation: N
  • Attenuation Accuracy in Decibels: -0.75 TO 0.75
  • Voltage Standing Wave Ratio: 1.60
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,fixed, cataloged under National Stock Number 5985-00-192-3956, 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 Spectrum Control Inc Div Weinschel. Government technical data includes 14 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-192-3956
Primary Part Number89-581
Item NameAttenuator,fixed
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerSpectrum Control Inc Div Weinschel
StatusACTIVE
Application DesignTRANSMISSION LINE
Terminal Type and Quantity2 CONNECTOR
Connection Type Per FunctionFEMALE OUTPUT AND MALE INPUT
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Coaxial Connector Series DesignationN
Attenuation Accuracy in Decibels-0.75 TO 0.75
Voltage Standing Wave Ratio1.60
Mounting MethodCONNECTOR
Voltage Standing Wave Ratio Frequency Range+3.0 TO 18.0 GIGAHERTZ
Output Impedance Rating in Ohms50.0
Input Impedance Rating in Ohms50.0
Overall Diameter0.625 INCHES NOMINAL IN
Frequency Range3.000 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
Rf Signal Attenuation in Decibels3.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
1680-00-065-79638-958-1 INTERCHANGEABLE
Nozzle,aerial Pressure Refueling
Parker Hannifin Corporation Div Aerospace Group Headquarters
4730-00-194-0215AS4861-03 INTERCHANGEABLE
Bushing,pipe
Sae International Dba Sae International
5930-01-084-986828181 INTERCHANGEABLE
Switch,rotary
Janco Corporation Dba Janco Corp Div Mason Controls
3040-01-110-364328-181 INTERCHANGEABLE
Shaft,straight
Hoyt Corporation
1650-01-246-8911AH5-23 INTERCHANGEABLE
Disc,index
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
4730-01-293-6755PMP21091 INTERCHANGEABLE
Coupling,pump
Torc Tec Calibrations, Inc
5940-01-313-204228181 INTERCHANGEABLE
Terminal,lug
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
Cross-Reference Index
Part NumberManufacturer
89-581 Spectrum Control Inc Div Weinschel (USA)
2818-1 Spectrum Control Inc Div Weinschel (USA)
Related Parts
1680-00-065-7963INTERCHANGEABLE
NOZZLE,AERIAL PRESSURE REFUELING
8-958-1
4730-00-194-0215INTERCHANGEABLE
BUSHING,PIPE
AS4861-03
5930-01-084-9868INTERCHANGEABLE
SWITCH,ROTARY
28181
3040-01-110-3643INTERCHANGEABLE
SHAFT,STRAIGHT
28-181
1650-01-246-8911INTERCHANGEABLE
DISC,INDEX
AH5-23
4730-01-293-6755INTERCHANGEABLE
COUPLING,PUMP
PMP21091
5940-01-313-2042INTERCHANGEABLE
TERMINAL,LUG
28181

Frequently Asked Questions

What is NSN 5985-00-192-3956?

NSN 5985-00-192-3956 is a Attenuator,fixed, manufactured by Spectrum Control Inc Div Weinschel, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-192-3956?

NSN 5985-00-192-3956 has 2 cross-referenced part numbers: 89-581 (Spectrum Control Inc Div Weinschel), 2818-1 (Spectrum Control Inc Div Weinschel).

What NSN replaces 5985-00-192-3956?

There are 7 known substitutes for 5985-00-192-3956: 1680-00-065-7963, 4730-00-194-0215, 5930-01-084-9868 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 89-581?

Key specifications for 89-581: Application Design: TRANSMISSION LINE; Terminal Type and Quantity: 2 CONNECTOR; Overall Length: 2.040 INCHES NOMINAL IN; Connection Type Per Function: FEMALE OUTPUT AND MALE INPUT. 15 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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