PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

654VE7190-6Waveguide Assembly

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company · NSN 5985-01-292-3384 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-01-292-3384 — this item is cataloged by the U.S. Government under National Stock Number 5985-01-292-3384. Primary manufacturer part number: 654VE7190-6.
Features
  • Waveguide Assembly — FSC 5985
  • Flange Connecting Facility and Quantity: 8 THREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES
  • Flange Depth: 0.923 INCHES MINIMUM AND 0.953 INCHES MAXIMUM SECOND FLANGE IN
  • Waveguide Outside Height: 1.000 INCHES NOMINAL IN
  • Operating Pressure: 30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
  • Flexibility: FLEXIBLE SINGLE TUBING SEGMENT
  • Tubing Wall Construction Style: INTERLOCKED SINGLE TUBING SEGMENT
  • Flange Inside Height: 1.003 INCHES MINIMUM AND 1.009 INCHES MAXIMUM FIRST FLANGE IN
Applications
  • Applications requiring Copper Alloy Single Flange construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-01-292-3384, 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 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5985-01-292-3384
Primary Part Number654VE7190-6
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Aeronautics Company
StatusACTIVE
Flange Connecting Facility and Quantity8 THREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES
Flange Depth0.923 INCHES MINIMUM AND 0.953 INCHES MAXIMUM SECOND FLANGE IN
Waveguide Outside Height1.000 INCHES NOMINAL IN
Operating Pressure30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS
FlexibilityFLEXIBLE SINGLE TUBING SEGMENT
Tubing Wall Construction StyleINTERLOCKED SINGLE TUBING SEGMENT
Flange Inside Height1.003 INCHES MINIMUM AND 1.009 INCHES MAXIMUM FIRST FLANGE IN
Flange Outside Diameter3.610 INCHES MINIMUM AND 3.640 INCHES MAXIMUM SECOND FLANGE IN
Flange Connecting Hole Diameter0.195 INCHES MINIMUM AND 0.203 INCHES MAXIMUM FIRST FLANGE ALL CONNECTION FACILITIES IN
MaterialCOPPER ALLOY SINGLE FLANGE
Waveguide Length5.000 INCHES NOMINAL IN
Waveguide Inside Width1.872 INCHES NOMINAL IN
Flange StyleCHOKE TYPE SECOND FLANGE
Waveguide Outside Width2.000 INCHES NOMINAL IN
Nominal Thread Size0.190 INCHES SECOND FLANGE ALL CONNECTION FACILITIES IN
Precious Material and LocationINTERNAL AND EXTERNAL SURFACES SILVER
Tubing Twist Angle in Deg105.0 SINGLE TUBING SEGMENT
Precious MaterialSILVER
Flange Inside Height0.867 INCHES MINIMUM AND 0.877 INCHES MAXIMUM SECOND FLANGE IN
Thread Class2A SECOND FLANGE ALL CONNECTION FACILITIES A
Flange Connecting Facility and Quantity8 UNTHREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES
Style DesignatorSTRAIGHT TYPE
Flange Quantity2
Thread Series DesignatorUNF SECOND FLANGE ALL CONNECTION FACILITIES
Flange StyleCOVER TYPE FIRST FLANGE
Flange Inside Width2.003 INCHES MINIMUM AND 2.009 INCHES MAXIMUM FIRST FLANGE IN
Flange Depth0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM FIRST FLANGE IN
MaterialALUMINUM ALLOY SINGLE TUBING SEGMENT
Flange Outside Diameter3.610 INCHES MINIMUM AND 3.640 INCHES MAXIMUM FIRST FLANGE IN
Surface TreatmentSILVER SINGLE TUBING SEGMENT ALL SURFACES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6145-00-053-5731126692 INTERCHANGEABLE
Cable,special Purpose,electrical
L3harris Technologies, Inc Div Space & Airborne Systems
2040-01-486-7090126692 INTERCHANGEABLE
Vertical Lifeline Assembly
Jered Llc
Cross-Reference Index
Part NumberManufacturer
654VE7190-6 Microtech Inc Dba Microtech Inc (USA)
TFT-187-4-A-5-N Microwave Engineering Corporation (USA)
126692 Litton Systems Inc Airtron Div (USA)
654VE7190-6 PRIMARY Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
Related Parts
6145-00-053-5731INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
126692
2040-01-486-7090INTERCHANGEABLE
VERTICAL LIFELINE ASSEMBLY
126692

Frequently Asked Questions

What is NSN 5985-01-292-3384?

NSN 5985-01-292-3384 is a Waveguide Assembly, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-01-292-3384?

NSN 5985-01-292-3384 has 4 cross-referenced part numbers: 654VE7190-6 (Microtech Inc Dba Microtech Inc), TFT-187-4-A-5-N (Microwave Engineering Corporation), 126692 (Litton Systems Inc Airtron Div), 654VE7190-6 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company).

What NSN replaces 5985-01-292-3384?

There are 2 known substitutes for 5985-01-292-3384: 6145-00-053-5731, 2040-01-486-7090. Verify interchangeability with system specifications before substitution.

What are the specifications of 654VE7190-6?

Key specifications for 654VE7190-6: Flange Connecting Facility and Quantity: 8 THREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES; Flange Depth: 0.923 INCHES MINIMUM AND 0.953 INCHES MAXIMUM SECOND FLANGE IN; Waveguide Outside Height: 1.000 INCHES NOMINAL IN; Operating Pressure: 30.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LBS. 30 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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