5985-00-559-3971

Find complete technical information, availability, and procurement data for: 5985-00-559-3971
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-00-559-3971

Item Name Code

00305

Assigment Date

11/14/1974 (51 years ago)

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.

90.0 single bend e-plane bend angle in deg, 2 flange quantity, seamless single tubing segment tubing wall construction style, internal, rectangular external, rectangular cross-sectional shape style, 1.118 inches minimum and 1.126 inches maximum all flanges flange inside width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Cross-Sectional Shape Style: internal, rectangular external, rectangular
Bend Angle In Deg: 90.0 single bend e-plane
Tubing Wall Construction Style: seamless single tubing segment
Flange Quantity: 2
Flange Inside Width: 1.118 inches minimum and 1.126 inches maximum all flanges
Flange Inside Height: 0.493 inches minimum and 0.501 inches maximum all flanges
Flange Outside Width: 2.500 inches nominal all flanges
Flange Outside Height: 1.750 inches nominal all flanges
Flange Depth: 0.500 inches nominal all flanges
Flange Connecting Hole Diameter: 0.169 inches minimum and 0.172 inches maximum all flanges single connection facility
Voltage Standing Wave Ratio: 1.07
Insertion Loss In Decibels: 0.05
Maximum Operating Pressure: 10.0 pounds per square inch gage
Waveguide Outside Width: 1.246 inches minimum and 1.254 inches maximum
Waveguide Inside Width: 1.118 inches minimum and 1.126 inches maximum
Waveguide Inside Height: 0.493 inches minimum and 0.501 inches maximum
Waveguide Outside Height: 0.621 inches minimum and 0.629 inches maximum
Waveguide Longer Offset Distance: 6.906 inches nominal
Flange Connecting Facility And Quantity: 8 unthreaded hole all flanges single connection facility
Flange Style: choke type all flanges
Waveguide Offset Distance: 5.500 inches nominal
Flexibility: rigid single tubing segment
Material: copper alloy single tubing segment
Surface Treatment: copper all tubing segment and flange inside surfaces
Surface Treatment: oxide film and paint all tubing segment and flange outside surfaces
Style Designator: bend type

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
2836571-2	Waveguide Assembly
4050669-2	Waveguide Assembly
A11956	Waveguide Assembly

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5985-00-559-3971?

The FSCG of the NSN 5985-00-559-3971 is 5985

Does the NSN 5985-00-559-3971 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-00-559-3971 require demilitarization?

Usml or ccl military items - demil required. Destroy item and components to prevent restoration or repair to a usable condition. (note 5).

Does NSN 5985-00-559-3971 contain precious materials?

Item does not contain precious metal.

Does NSN 5985-00-559-3971 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5985-00-559-3971 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Thu, Nov 14, 1974