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NSN 5985-01-120-9220

Tower Waveguide

About this product

Internal, rectangular external, rectangular cross sectional shape, 90.0 single bend h-plane bend angle in deg, seamless single tubing segment tubing wall construction style, flange quantity: 2.

Manufacturer part number M3970/16-004 for national stock number 5985011209220.

Datasheet

  • Product description

    Waveguide Assembly NSN 5985-01-120-9220.

  • MPN or Model

    M3970/16-004

  • 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)
  • NMF (National Motor Freight)
    063520 - Waveguide In Boxes/crates
  • Unit Weight (Est.)
    0.8 lb
  • Cross Sectional Shape
    Internal, rectangular external, rectangular
  • Thread Class
    2b single flange all connection facilities
  • Thread Direction
    Right-hand single flange all connection facilities
  • Bend Angle In Deg
    90.0 single bend h-plane
  • Tubing Wall Construction Style
    Seamless single tubing segment
  • Flange Quantity
    2
  • Flange Inside Width
    1.255 inches first flange
  • Flange Inside Height
    0.630 inches first flange
  • Flange Outside Width
    1.875 inches second flange
  • Flange Outside Height
    1.875 inches second flange
  • Flange Inside Diameter
    1.625 inches single flange
  • Flange Depth
    0.625 inches second flange
  • Flange Connecting Hole Diameter
    0.169 inches single flange all connection facilities
  • Voltage Standing Wave Ratio
    1.08
  • Insertion Loss In Decibels
    0.06
  • Thready Qty Per Inch (tpi)
    32 single flange all connection facilities
  • Maximum Operating Pressure
    30.0 pounds per square inch gage
  • Waveguide Outside Width
    1.625 inches
  • Thread Size
    0.164 inches single flange all connection facilities
  • Waveguide Inside Width
    0.505 inches
  • Waveguide Inside Height
    1.005 inches
  • Waveguide Outside Height
    1.625 inches
  • Waveguide Longer Offset Distance
    1.869 inches
  • Flange Connecting Facility And Quantity
    4 unthreaded hole first flange all connection facilities
  • Flange Style
    Cover type first flange
  • Waveguide Offset Distance
    1.869 inches
  • Flexibility
    Rigid single tubing segment
  • Material
    Metal single tubing segment and flange
  • Style Designator
    Corner type
  • Thread Series Designator
    Unc single flange all connection facilities
  • Specification Data
    81349-mil-w-3970/16 government specification
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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 5985011209220

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
M3970/16-004 Military Specifications
MIL-W-3970/16 Military Specifications
UG-847/U Joint Electronics Type Designation
MIL-DTL-3970/16 Military Specifications
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