PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64AAttenuator,variable

Spectrum Control Inc Div Weinschel · NSN 5985-00-927-4466 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-927-4466 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-927-4466. Primary manufacturer part number: 64A.
Features
  • Attenuator,variable — FSC 5985
  • Voltage Standing Wave Ratio: 1.25
  • Attenuation Variation Method: STEPPED
  • Adjustment Device Type and Quantity: 3 KNOB
  • Reference Data and Literature: TO 33A1-7-177-1
  • Terminal Type and Quantity: 1 CONNECTOR, COAXIAL, FEMALE AND 1 CONNECTOR, COAXIAL, MALE
  • Mounting Facility Type and Quantity: 1 RACK
  • Attenuation Per Step in Decibels: 0.1
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Attenuator,variable, cataloged under National Stock Number 5985-00-927-4466, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-927-4466
Primary Part Number64A
Item NameAttenuator,variable
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerSpectrum Control Inc Div Weinschel
StatusACTIVE
Voltage Standing Wave Ratio1.25
Attenuation Variation MethodSTEPPED
Adjustment Device Type and Quantity3 KNOB
Reference Data and LiteratureTO 33A1-7-177-1
Terminal Type and Quantity1 CONNECTOR, COAXIAL, FEMALE AND 1 CONNECTOR, COAXIAL, MALE
Mounting Facility Type and Quantity1 RACK
Attenuation Per Step in Decibels0.1
Application DesignTRANSMISSION LINE
Insertion Loss at Minimum Attenuation in Maximum Decibels0.5
Frequency Range0.000 GIGAHERTZ MINIMUM AND 2.000 GIGAHERTZ MAXIMUM
Coaxial Connector Series DesignationN
Overall Attenuation Range in Decibels+0.0 TO 64.0
Body StyleCOAXIAL TYPE
Step Position Quantity71
Power Rating100.0 MILLIWATTS AVERAGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-156-1909 INTERCHANGEABLE
Bearing,ball,thrust
5905-00-257-6577 INTERCHANGEABLE
Resistor,current Regulating
5905-00-296-75066-4A INTERCHANGEABLE
Resistor,current Regulating
Amperite Co Inc
4320-00-963-820564A INTERCHANGEABLE
Ejector,hydraulic
Tyco Valves & Controls Lp Dba Penberthy
6140-00-984-0159 INTERCHANGEABLE
Battery,storage
5340-01-362-001164A INTERCHANGEABLE
Plug,protective,dust and Moistur
Tuthill Corp Hansen Coupling Div
Cross-Reference Index
Part NumberManufacturer
64A PRIMARY Spectrum Control Inc Div Weinschel (USA)
64A Kontron Europe Gmbh (DEU)
Related Parts
3110-00-156-1909INTERCHANGEABLE
BEARING,BALL,THRUST
5905-00-257-6577INTERCHANGEABLE
RESISTOR,CURRENT REGULATING
5905-00-296-7506INTERCHANGEABLE
RESISTOR,CURRENT REGULATING
6-4A
4320-00-963-8205INTERCHANGEABLE
EJECTOR,HYDRAULIC
64A
6140-00-984-0159INTERCHANGEABLE
BATTERY,STORAGE
5340-01-362-0011INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
64A

Frequently Asked Questions

What is NSN 5985-00-927-4466?

NSN 5985-00-927-4466 is a Attenuator,variable, manufactured by Spectrum Control Inc Div Weinschel, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-927-4466?

NSN 5985-00-927-4466 has 2 cross-referenced part numbers: 64A (Spectrum Control Inc Div Weinschel), 64A (Kontron Europe Gmbh).

What NSN replaces 5985-00-927-4466?

There are 6 known substitutes for 5985-00-927-4466: 3110-00-156-1909, 5905-00-257-6577, 5905-00-296-7506 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 64A?

Key specifications for 64A: Voltage Standing Wave Ratio: 1.25; Attenuation Variation Method: STEPPED; Adjustment Device Type and Quantity: 3 KNOB; Reference Data and Literature: TO 33A1-7-177-1. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com