PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

037-004243-001Waveguide Assembly

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · NSN 5985-01-299-2004 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-299-2004 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-299-2004. Primary manufacturer part number: 037-004243-001.
Features
  • Waveguide Assembly — FSC 5985
  • 5 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-01-299-2004, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameWaveguide Assembly
FSC / FSG5985 — No Item Name Available (FSG 59)
ManufacturersMicrotech Inc Dba Microtech Inc (CAGE 54647); Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (CAGE 26916); Frontgrade Technologies Inc. (CAGE 66544); Microwave Development Company Inc Dba Microwave Development Company Inc (CAGE 63661)
Technical Specifications
ParameterValue
NSN5985-01-299-2004
Primary Part Number037-004243-001
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5835-00-594-4921 INTERCHANGEABLE
Arm,rewind-Fast for
5962-00-595-8504 INTERCHANGEABLE
Microcircuit,digital
5961-01-351-4854 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
230065 Microtech Inc Dba Microtech Inc (USA)
037-004243-001 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
24650-183 Frontgrade Technologies Inc. (USA)
24650-183 Microwave Development Company Inc Dba Microwave Development Company Inc (USA)
037-004243-001 Microwave Development Company Inc Dba Microwave Development Company Inc (USA)
Related Parts
5835-00-594-4921INTERCHANGEABLE
ARM,REWIND-FAST FOR
5962-00-595-8504INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5961-01-351-4854INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 5985-01-299-2004?

NSN 5985-01-299-2004 is a Waveguide Assembly, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-299-2004?

NSN 5985-01-299-2004 has 5 cross-referenced part numbers: 230065 (Microtech Inc Dba Microtech Inc), 037-004243-001 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 24650-183 (Frontgrade Technologies Inc.), 24650-183 (Microwave Development Company Inc Dba Microwave Development Company Inc), 037-004243-001 (Microwave Development Company Inc Dba Microwave Development Company Inc).

What NSN replaces 5985-01-299-2004?

There are 3 known substitutes for 5985-01-299-2004: 5835-00-594-4921, 5962-00-595-8504, 5961-01-351-4854. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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