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NSN 5985-01-438-4894

Tower Waveguide

About this product

Second tubing segment is beryllium copper. Second flange is attached to 4.5 inch x 5.25 inch slotted mounting plate.

Manufacturer part number 127130 for national stock number 5985014384894.

Datasheet

  • Product description

    Waveguide Assembly NSN 5985-01-438-4894.

  • MPN or Model

    127130

  • Schedule B
    8529.10.9000 (Antenna & antenna reflectors of all kinds; parts suitable for use soley or principally w/ apparatus of heading 8525 to 8528, nesoi)
  • Cross Sectional Shape
    Internal, rectangular external, rectangular
  • Thread Class
    3a second flange second connection facility
  • Thread Direction
    Right-hand second flange second connection facility
  • End Application
    Coast guard hh60j aircraft weather radar
  • Tubing Wall Construction Style
    Seamless third tubing segment
  • Tubing Twist Type
    Straight twist second tubing segment
  • Tubing Twist Angle In Deg
    90.0 second tubing segment
  • Flange Quantity
    2
  • Flange Inside Width
    0.427 inches second flange
  • Flange Inside Height
    0.395 inches second flange
  • Flange Outside Width
    1.625 inches second flange
  • Flange Outside Height
    1.635 inches second flange
  • Flange Depth
    0.320 inches second flange
  • Flange Connecting Hole Diameter
    0.168 inches first flange first connection facility
  • Voltage Standing Wave Ratio
    1.15
  • Insertion Loss In Decibels
    0.30
  • Maximum Operating Pressure
    10.0 pounds per square inch gage
  • Waveguide Outside Width
    1.010 inches
  • Thread Size
    0.162 inches second flange second connection facility
  • Waveguide Inside Width
    0.998 inches
  • Waveguide Inside Height
    0.395 inches
  • Waveguide Outside Height
    0.507 inches
  • Flange Connecting Facility And Quantity
    4 unthreaded hole first flange first connection facility
  • Flange Style
    Cover type second flange
  • Specified Frequency
    9.4 gigahertz
  • Flexibility
    Rigid third tubing segment
  • Material
    Beryllium second tubing segment
  • Surface Treatment
    Plastic vinyl second tubing segment outside surfaces
  • Thread Series Designator
    Unjf second flange second connection facility
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Waveguide Assembly

An item consisting of one or more definite lengths of straight or formed, flexible or rigid, prefabricated hollow tubing of conductive material. The tubing has a predetermined cross section and is designed to guide or conduct high frequency electromagnetic energy through its interior. One or more ends are terminated. May include common mounting of a switch, wave guide, a dummy load, electrical and other components such as waveguide section, cable terminal chamber and the like. Excludes coupler, rotary, radio frequency; coupler, directional; adapter, waveguide; and tuner, waveguide.

Mechanic Bill explains Tower Waveguide

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NSN 5985014384894

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
127130 Litton Systems Inc
70600-81850-104 Sikorsky Aircraft Corporation
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