5985-00-403-9717

Find complete technical information, availability, and procurement data for: 5985-00-403-9717
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-00-403-9717

Item Name Code

00305

Assigment Date

01/20/1972 (54 years ago)

A device for reducing the strength of an alternating current signal either continuously or in steps, without causing appreciable signal distortion, by maintaining substantially constant output and/or input impedance match. Continuously variable resistive devices must consist of at least two sections or one section with at least two rotating contacts. The item must have an overall attenuation rating. Includes tandem mounted variable resistors designed to function as an attenuator but whose terminals are not connected. See also resistor, vaiable (as modified).

2 flange quantity, internal, rectangular external, rectangular cross-sectional shape style, 90.0 single bend h-plane bend angle in deg, seamless single tubing segment tubing wall construction style, 0.277 inches minimum and 0.283 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 h-plane
Tubing Wall Construction Style: seamless single tubing segment
Flange Quantity: 2
Flange Inside Width: 0.277 inches minimum and 0.283 inches maximum all flanges
Flange Inside Height: 0.1375 inches minimum and 0.1435 inches maximum all flanges
Flange Outside Width: 0.750 inches nominal all flanges
Flange Outside Height: 0.750 inches nominal all flanges
Flange Depth: 0.150 inches nominal all flanges
Flange Connecting Hole Diameter: 0.115 inches minimum and 0.121 inches maximum first flange all connection facilities
Waveguide Inside Width: 0.277 inches minimum and 0.283 inches maximum
Waveguide Inside Height: 0.1375 inches minimum and 0.1435 inches maximum
Waveguide Longer Offset Distance: 0.750 inches nominal
Flange Connecting Facility And Quantity: 4 unthreaded hole first flange all connection facilities
Flange Style: cover type all flanges
Waveguide Offset Distance: 0.540 inches nominal
Flexibility: rigid single tubing segment
Material: aluminum alloy all tubing segment and flange
Precious Material And Location: internal surfaces silver
Precious Material: silver
Surface Treatment: paint all tubing segment and flange outside surfaces
Surface Treatment: nickel and silver all tubing segment and flange inside surfaces
Style Designator: bend type
Fsc Application Data: antennas,waveguides,and related equipment

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
3204327	Waveguide Assembly

FAQs

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

What is the FSCG of the NSN 5985-00-403-9717?

The FSCG of the NSN 5985-00-403-9717 is 5985

Does the NSN 5985-00-403-9717 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-00-403-9717 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 5985-00-403-9717 contain precious materials?

Item contains silver.

Does NSN 5985-00-403-9717 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 5985-00-403-9717 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Thu, Jan 20, 1972