PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R10-451Waveguide Assembly

Microwave Engineering Corporation · NSN 5985-01-109-0774 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-109-0774 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-109-0774. Primary manufacturer part number: R10-451.
Features
  • Waveguide Assembly — FSC 5985
  • Flexibility: RIGID SINGLE TUBING SEGMENT
  • 4 verified cross-references
  • Primary manufacturer: Microwave Engineering Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-01-109-0774, 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 Microwave Engineering Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, 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
NSN5985-01-109-0774
Primary Part NumberR10-451
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerMicrowave Engineering Corporation
StatusACTIVE
FlexibilityRIGID SINGLE TUBING SEGMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-554-3181218KC3 INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
5905-00-761-4264C600011967 INTERCHANGEABLE
Resistor Set,matched
Kearfott Corporation Div Guidance and Navigation Division
Cross-Reference Index
Part NumberManufacturer
A51A9259-1 Northrop Grumman Systems Corporation (USA)
R10-451 PRIMARY Microwave Engineering Corporation (USA)
A51A9259-1 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems (USA)
TDR14379 PRIMARY Microwave Engineering Corporation (USA)
Related Parts
3110-00-554-3181INTERCHANGEABLE
BEARING,BALL,ANNULAR
218KC3
5905-00-761-4264INTERCHANGEABLE
RESISTOR SET,MATCHED
C600011967

Frequently Asked Questions

What is NSN 5985-01-109-0774?

NSN 5985-01-109-0774 is a Waveguide Assembly, manufactured by Microwave Engineering Corporation, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-109-0774?

NSN 5985-01-109-0774 has 4 cross-referenced part numbers: A51A9259-1 (Northrop Grumman Systems Corporation), R10-451 (Microwave Engineering Corporation), A51A9259-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems), TDR14379 (Microwave Engineering Corporation).

What NSN replaces 5985-01-109-0774?

There are 2 known substitutes for 5985-01-109-0774: 3110-00-554-3181, 5905-00-761-4264. Verify interchangeability with system specifications before substitution.

What are the specifications of R10-451?

Key specifications for R10-451: Flexibility: RIGID SINGLE TUBING SEGMENT. 1 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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