PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

234009-000Waveguide Assembly

Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems · NSN 5985-00-421-6550 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-421-6550 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-421-6550. Primary manufacturer part number: 234009-000.
Features
  • Waveguide Assembly — FSC 5985
  • Flange Depth: 0.188 INCHES NOMINAL ALL FLANGES IN
  • Flange Style: COVER TYPE ALL FLANGES
  • Flange Quantity: 2
  • Cross-Sectional Shape Style: INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
  • Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT
  • Flange Connecting Hole Diameter: 0.116 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN
  • Flange Outside Height: 0.875 INCHES NOMINAL ALL FLANGES IN
Applications
  • Applications requiring Copper Alloy All Flange construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-421-6550, 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 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems. Government technical data includes 18 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-421-6550
Primary Part Number234009-000
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerBae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
StatusACTIVE
Flange Depth0.188 INCHES NOMINAL ALL FLANGES IN
Flange StyleCOVER TYPE ALL FLANGES
Flange Quantity2
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Flange Connecting Hole Diameter0.116 INCHES NOMINAL ALL FLANGES ALL CONNECTION FACILITIES IN
Flange Outside Height0.875 INCHES NOMINAL ALL FLANGES IN
Flange Inside Height0.254 INCHES NOMINAL ALL FLANGES IN
Waveguide Outside Height0.250 INCHES NOMINAL IN
Flange Connecting Facility and Quantity4 UNTHREADED HOLE(S) ALL FLANGES SINGLE CONNECTION FACILITY
Waveguide Inside Width0.420 INCHES NOMINAL IN
FSC Application DataCOUNTERMEASURES SET
Flange Inside Width0.504 INCHES NOMINAL ALL FLANGES IN
MaterialCOPPER ALLOY ALL FLANGE
Waveguide Outside Width0.500 INCHES NOMINAL IN
Waveguide Inside Height0.170 INCHES NOMINAL IN
FlexibilityRIGID SINGLE TUBING SEGMENT
Flange Outside Width0.875 INCHES NOMINAL ALL FLANGES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5977-00-178-8127234-0090-000 INTERCHANGEABLE
Brush,electrical Contact
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Cross-Reference Index
Part NumberManufacturer
234009-000 PRIMARY Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
Related Parts
5977-00-178-8127INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
234-0090-000

Frequently Asked Questions

What is NSN 5985-00-421-6550?

NSN 5985-00-421-6550 is a Waveguide Assembly, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-421-6550?

NSN 5985-00-421-6550 has 1 cross-referenced part number: 234009-000 (Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems).

What NSN replaces 5985-00-421-6550?

There is 1 known substitute for 5985-00-421-6550: 5977-00-178-8127. Verify interchangeability with system specifications before substitution.

What are the specifications of 234009-000?

Key specifications for 234009-000: Flange Depth: 0.188 INCHES NOMINAL ALL FLANGES IN; Flange Style: COVER TYPE ALL FLANGES; Flange Quantity: 2; Cross-Sectional Shape Style: INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR. 18 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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