1-321-802-5889

NSN 5985-00-296-1780

Tower Waveguide

About this product

Internal, rectangular external, rectangular cross sectional shape, 45.0 single bend e-plane bend angle in deg, interlocked single tubing segment tubing wall construction style, flange quantity: 2.

Manufacturer part number UG-731/U for national stock number 5985002961780.

Datasheet

  • Product description

    Waveguide Assembly NSN 5985-00-296-1780.

  • MPN or Model

    UG-731/U

  • 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.)
    1.2 lb
  • Cross Sectional Shape
    Internal, rectangular external, rectangular
  • Thread Class
    2b first flange all connection facilities
  • Thread Direction
    Right-hand first flange all connection facilities
  • Bend Angle In Deg
    45.0 single bend e-plane
  • Tubing Wall Construction Style
    Interlocked single tubing segment
  • Flange Quantity
    2
  • Flange Inside Width
    1.253 inches second flange and 1.256 inches second flange
  • Flange Inside Height
    0.628 inches second flange and 0.631 inches second flange
  • Flange Outside Width
    1.860 inches second flange and 1.890 inches second flange
  • Flange Outside Height
    1.860 inches second flange and 1.890 inches second flange
  • Flange Inside Diameter
    1.610 inches first flange and 1.640 inches first flange
  • Flange Depth
    0.610 inches first flange and 0.640 inches first flange
  • Flange Connecting Hole Diameter
    0.169 inches second flange all connection facilities and 0.172 inches second flange all connection facilities
  • Thready Qty Per Inch (tpi)
    32 first flange all connection facilities
  • Waveguide Outside Width
    Between 1.246 inches and 1.254 inches
  • Thread Size
    0.164 inches first flange all connection facilities
  • Waveguide Inside Width
    Between 1.118 inches and 1.126 inches
  • Waveguide Inside Height
    Between 0.493 inches and 0.501 inches
  • Waveguide Outside Height
    Between 0.621 inches and 0.625 inches
  • Waveguide Longer Offset Distance
    3.453 inches
  • Flange Connecting Facility And Quantity
    4 unthreaded hole second flange all connection facilities
  • Flange Style
    Cover type second flange
  • Waveguide Offset Distance
    3.453 inches
  • Flexibility
    Rigid single tubing segment
  • Material
    Copper alloy all tubing segment and flange
  • Surface Treatment
    Any acceptable all flange outside surfaces
  • Style Designator
    Bend type
  • Thread Series Designator
    Unc first flange all connection facilities
  • Specification Data
    81349-mil-w-3970/5 government specification
  • Fsc Application Data
    Antennas, waveguides, and related equipment
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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 5985002961780

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
UG-731/U Joint Electronics Type Designation
M3970/5-004 Military Specifications
MIL-W-3970/5 Military Specifications
MS35157-4 Military Standards
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