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Waveguide Assembly

Model / MPN: 1388409-1 | NSN: 5985-01-368-8491
ITAR Registered seal

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.

Product Details
NATO Stock Number
5985-01-368-8491
Sold in multiples of
EA
DEMIL
NO
Cross Sectional Shape
Internal, rectangular external, rectangular
Thread Class
2b first flange all connection facilities
Thread Direction
Right-hand first flange all connection facilities
Tubing Wall Construction Style
Seamless single tubing segment
Flange Quantity
2
Flange Inside Width
0.896 inches first flange and 0.904 inches first flange0.896 inches second flange and 0.904 inches second flange
Flange Inside Height
0.396 inches first flange and 0.404 inches first flange0.396 inches second flange and 0.404 inches second flange
Flange Outside Width
1.610 inches first flange and 1.630 inches first flange1.610 inches second flange and 1.630 inches second flange
Flange Outside Height
1.610 inches first flange and 1.630 inches first flange1.610 inches second flange and 1.630 inches second flange
Flange Depth
0.423 inches first flange and 0.453 inches first flange0.423 inches second flange and 0.453 inches second flange
Flange Connecting Hole Diameter
0.169 inches second flange all connection facilities and 0.172 inches second flange all connection facilities
Maximum Operating Pressure
15.0 pounds per square inch gage
Waveguide Outside Width
Between 0.996 inches and 1.004 inches
Thread Size
0.164 inches first flange all connection facilities
Waveguide Inside Width
Between 0.896 inches and 0.904 inches
Waveguide Inside Height
Between 0.396 inches and 0.404 inches
Waveguide Outside Height
Between 0.496 inches and 0.504 inches
Flange Connecting Facility And Quantity
4 threaded hole first flange all connection facilities4 unthreaded hole second flange all connection facilities
Flange Style
Choke type first flangecover type second flange
Waveguide Length
17.022 inches
Waveguide Center To Center Distance
2.375 inches
Flexibility
Rigid single tubing segment
Material
Aluminum alloy first tubing jacketaluminum alloy second tubing jacketaluminum alloy single tubing segment
Style Designator
Offset bend type
Thread Series Designator
Unc first flange all connection facilities
1388409 Series Parts

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1388409-1 Cross Reference
  • 5946173-1
  • 1388409-1