PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

218564Waveguide Assembly

Microtech Inc Dba Microtech Inc · NSN 5985-00-303-8092 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-303-8092 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-303-8092. Primary manufacturer part number: 218564.
Features
  • Waveguide Assembly — FSC 5985
  • Voltage Standing Wave Ratio: 1.25
  • Flexibility: FLEXIBLE SINGLE TUBING SEGMENT
  • Style Designator: STRAIGHT TYPE
  • Insertion Loss in Decibels: 0.24
  • Waveguide Length: 2.583 FEET NOMINAL FT
  • 2 verified cross-references
  • Primary manufacturer: Microtech Inc Dba Microtech Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-303-8092, 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 Microtech Inc Dba Microtech Inc. Government technical data includes 5 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-303-8092
Primary Part Number218564
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerMicrotech Inc Dba Microtech Inc
StatusACTIVE
Voltage Standing Wave Ratio1.25
FlexibilityFLEXIBLE SINGLE TUBING SEGMENT
Style DesignatorSTRAIGHT TYPE
Insertion Loss in Decibels0.24
Waveguide Length2.583 FEET NOMINAL FT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-021-8564187197 INTERCHANGEABLE
Nut,plain,hexagon
Lockheed Martin Corporation Div Rms - Mitchel Field
4710-01-056-142721856-4 INTERCHANGEABLE
Tube,metallic
United States Department of the Navy Dba Naval Surface Warfare Center Panama City
5365-01-190-7190218564 INTERCHANGEABLE
Ring
Woodward, Inc. Div Fuel Systems and Controls
4010-01-506-63343550T373 INTERCHANGEABLE
Wire Rope Assembly,single Leg
Mcmaster-Carr Supply Co
Cross-Reference Index
Part NumberManufacturer
218564 PRIMARY Microtech Inc Dba Microtech Inc (USA)
10-30505-509 The Boeing Company Div Legacy Wichita (USA)
Related Parts
5310-00-021-8564INTERCHANGEABLE
NUT,PLAIN,HEXAGON
187197
4710-01-056-1427INTERCHANGEABLE
TUBE,METALLIC
21856-4
5365-01-190-7190INTERCHANGEABLE
RING
218564
4010-01-506-6334INTERCHANGEABLE
WIRE ROPE ASSEMBLY,SINGLE LEG
3550T373

Frequently Asked Questions

What is NSN 5985-00-303-8092?

NSN 5985-00-303-8092 is a Waveguide Assembly, manufactured by Microtech Inc Dba Microtech Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-303-8092?

NSN 5985-00-303-8092 has 2 cross-referenced part numbers: 218564 (Microtech Inc Dba Microtech Inc), 10-30505-509 (The Boeing Company Div Legacy Wichita).

What NSN replaces 5985-00-303-8092?

There are 4 known substitutes for 5985-00-303-8092: 5310-00-021-8564, 4710-01-056-1427, 5365-01-190-7190 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 218564?

Key specifications for 218564: Voltage Standing Wave Ratio: 1.25; Flexibility: FLEXIBLE SINGLE TUBING SEGMENT; Style Designator: STRAIGHT TYPE; Insertion Loss in Decibels: 0.24. 5 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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