PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30155Waveguide Assembly

Waveline Inc · NSN 5985-00-943-8447 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-943-8447 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-943-8447. Primary manufacturer part number: 30155.
Features
  • Waveguide Assembly — FSC 5985
  • Waveguide Longer Offset Distance: 3.840 INCHES NOMINAL IN
  • Waveguide Inside Width: 1.872 INCHES NOMINAL IN
  • Flange Style: COVER TYPE SECOND FLANGE
  • Thread Series Designator: UNF ALL FLANGES ALL CONNECTION FACILITIES
  • Nominal Thread Size: 0.190 INCHES ALL FLANGES ALL CONNECTION FACILITIES IN
  • Flange Connecting Facility and Quantity: 8 THREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
  • Flange Inside Height: 0.872 INCHES NOMINAL SECOND FLANGE IN
Applications
  • Applications requiring Aluminum All Tubing Segment and Flange construction
General Description

The Waveguide Assembly, cataloged under National Stock Number 5985-00-943-8447, 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 Waveline Inc. 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5985-00-943-8447
Primary Part Number30155
Item NameWaveguide Assembly
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerWaveline Inc
StatusACTIVE
Waveguide Longer Offset Distance3.840 INCHES NOMINAL IN
Waveguide Inside Width1.872 INCHES NOMINAL IN
Flange StyleCOVER TYPE SECOND FLANGE
Thread Series DesignatorUNF ALL FLANGES ALL CONNECTION FACILITIES
Nominal Thread Size0.190 INCHES ALL FLANGES ALL CONNECTION FACILITIES IN
Flange Connecting Facility and Quantity8 THREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Flange Inside Height0.872 INCHES NOMINAL SECOND FLANGE IN
Flange Inside Width1.872 INCHES NOMINAL SECOND FLANGE IN
Waveguide Outside Width2.000 INCHES NOMINAL IN
Flange StyleCHOKE TYPE FIRST FLANGE
Surface TreatmentCHROMATE ALL TUBING SEGMENT AND FLANGE INSIDE SURFACES
Insertion Loss in Decibels0.01
Thread Class2B ALL FLANGES ALL CONNECTION FACILITIES
Flange Inside Height0.872 INCHES NOMINAL FIRST FLANGE IN
Waveguide Inside Height0.872 INCHES NOMINAL IN
Voltage Standing Wave Ratio1.08
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Flange Depth0.300 INCHES NOMINAL SECOND FLANGE IN
Flange Inside Width1.872 INCHES NOMINAL FIRST FLANGE IN
FlexibilityRIGID SINGLE TUBING SEGMENT
Flange Quantity2
MaterialALUMINUM ALL TUBING SEGMENT AND FLANGE
Style DesignatorELBOW TYPE
Surface TreatmentENAMEL ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
Flange Outside Diameter5.000 INCHES NOMINAL SECOND FLANGE IN
Flange Depth0.938 INCHES NOMINAL FIRST FLANGE IN
Waveguide Outside Height1.000 INCHES NOMINAL IN
Bend Angle in Deg90.0 SINGLE BEND H-PLANE
Cross-Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Thread DirectionRIGHT-HAND ALL FLANGES ALL CONNECTION FACILITIES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5950-00-646-3690 INTERCHANGEABLE
Coil,electrical
5950-00-880-281830-155 INTERCHANGEABLE
Coil,radio Frequency
Aladdin Industries Inc
2520-00-906-1659114-555 INTERCHANGEABLE
Parts Kit,universal Joint
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
6130-01-129-5994 INTERCHANGEABLE
Power Supply
4730-01-415-841281282 INTERCHANGEABLE
Coupler,membrane
Filmtec Corp
4820-01-465-090430155 INTERCHANGEABLE
Cap,valve
Flowserve Inc
6105-01-480-856730155 INTERCHANGEABLE
Motor,direct Current
Hdt Expeditionary Systems Inc
4820-01-506-373430155 INTERCHANGEABLE
Nozzle,valve
Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
4730-01-646-056730155 INTERCHANGEABLE
Cap,pipe
Genova Inc
Cross-Reference Index
Part NumberManufacturer
99/1838-A00 Atlantic Microwave Corporation Div Cobham Electronic Systems (USA)
8769276-1 Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA)
30155 PRIMARY Waveline Inc (USA)
99/1838-A00 Axillon Aerospace (baltimore) Inc. (USA)
Related Parts
5950-00-646-3690INTERCHANGEABLE
COIL,ELECTRICAL
5950-00-880-2818INTERCHANGEABLE
COIL,RADIO FREQUENCY
30-155
2520-00-906-1659INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT
114-555
6130-01-129-5994INTERCHANGEABLE
POWER SUPPLY
4730-01-415-8412INTERCHANGEABLE
COUPLER,MEMBRANE
81282
4820-01-465-0904INTERCHANGEABLE
CAP,VALVE
30155
6105-01-480-8567INTERCHANGEABLE
MOTOR,DIRECT CURRENT
30155
4820-01-506-3734INTERCHANGEABLE
NOZZLE,VALVE
30155
4730-01-646-0567INTERCHANGEABLE
CAP,PIPE
30155

Frequently Asked Questions

What is NSN 5985-00-943-8447?

NSN 5985-00-943-8447 is a Waveguide Assembly, manufactured by Waveline Inc, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-943-8447?

NSN 5985-00-943-8447 has 4 cross-referenced part numbers: 99/1838-A00 (Atlantic Microwave Corporation Div Cobham Electronic Systems), 8769276-1 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 30155 (Waveline Inc), 99/1838-A00 (Axillon Aerospace (baltimore) Inc.).

What NSN replaces 5985-00-943-8447?

There are 9 known substitutes for 5985-00-943-8447: 5950-00-646-3690, 5950-00-880-2818, 2520-00-906-1659 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30155?

Key specifications for 30155: Waveguide Longer Offset Distance: 3.840 INCHES NOMINAL IN; Waveguide Inside Width: 1.872 INCHES NOMINAL IN; Flange Style: COVER TYPE SECOND FLANGE; Thread Series Designator: UNF ALL FLANGES ALL CONNECTION FACILITIES. 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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