PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66361Waveguide Assembly

Cobham Advanced Electronic Solutions Inc. · NSN 5985-00-688-8594 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-688-8594 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-688-8594. Primary manufacturer part number: 66361.
Features
  • Waveguide Assembly — FSC 5985
  • Flange Connecting Hole Diameter: 0.169 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN
  • Voltage Standing Wave Ratio: 1.20
  • Waveguide Length: 4.000 INCHES NOMINAL IN
  • Insertion Loss in Decibels: 0.20
  • Flexibility: RIGID SINGLE TUBING SEGMENT
  • Flange Quantity: 1
  • 1 verified cross-reference
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-688-8594, 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 Cobham Advanced Electronic Solutions Inc.. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-688-8594
Primary Part Number66361
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerCobham Advanced Electronic Solutions Inc.
StatusACTIVE
Flange Connecting Hole Diameter0.169 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN
Voltage Standing Wave Ratio1.20
Waveguide Length4.000 INCHES NOMINAL IN
Insertion Loss in Decibels0.20
FlexibilityRIGID SINGLE TUBING SEGMENT
Flange Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-854-3671223907N INTERCHANGEABLE
Adapter,straight,pipe to Hose
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
5910-01-699-245766361 INTERCHANGEABLE
Capacitor,fixed,metallized,paper
Rockwell Automation Inc Dba Rockwell Automation
Cross-Reference Index
Part NumberManufacturer
66361 Cobham Advanced Electronic Solutions Inc. (USA)
Related Parts
4730-00-854-3671INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
223907N
5910-01-699-2457INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER
66361

Frequently Asked Questions

What is NSN 5985-00-688-8594?

NSN 5985-00-688-8594 is a Waveguide Assembly, manufactured by Cobham Advanced Electronic Solutions Inc., classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-688-8594?

NSN 5985-00-688-8594 has 1 cross-referenced part number: 66361 (Cobham Advanced Electronic Solutions Inc.).

What NSN replaces 5985-00-688-8594?

There are 2 known substitutes for 5985-00-688-8594: 4730-00-854-3671, 5910-01-699-2457. Verify interchangeability with system specifications before substitution.

What are the specifications of 66361?

Key specifications for 66361: Flange Connecting Hole Diameter: 0.169 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN; Voltage Standing Wave Ratio: 1.20; Waveguide Length: 4.000 INCHES NOMINAL IN; Insertion Loss in Decibels: 0.20. 6 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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