5985-00-438-3276

Find complete technical information, availability, and procurement data for: 5985-00-438-3276
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-00-438-3276

Item Name Code

00186

Assigment Date

09/05/1969 (56 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.

2a second flange second connection facility thread class, internal, rectangular external, rectangular cross-sectional shape style, right-hand second flange second connection facility thread direction, right-hand first flange first connection facility thread direction, 2a first flange first connection facility thread class

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
Thread Class: 2a first flange first connection facility
Thread Class: 2a second flange second connection facility
Thread Direction: right-hand first flange first connection facility
Thread Direction: right-hand second flange second connection facility
Tubing Wall Construction Style: seamless first tubing segment
Tubing Wall Construction Style: laminated second tubing segment
Flange Quantity: 2
Flange Inside Width: 0.897 inches minimum and 0.903 inches maximum first flange
Flange Inside Width: 0.897 inches minimum and 0.903 inches maximum second flange
Flange Inside Height: 0.397 inches minimum and 0.403 inches maximum first flange
Flange Inside Height: 0.397 inches minimum and 0.403 inches maximum second flange
Flange Outside Width: 1.625 inches nominal second flange
Flange Outside Width: 3.000 inches nominal first flange
Flange Outside Height: 3.000 inches nominal first flange
Flange Outside Height: 1.625 inches nominal second flange
Flange Depth: 0.190 inches nominal first flange
Flange Depth: 0.312 inches nominal second flange
Voltage Standing Wave Ratio: 1.15
Insertion Loss In Decibels: 0.10
Adapter Length: 1.245 inches nominal
Waveguide Outside Width: 0.997 inches minimum and 1.003 inches maximum
Nominal Thread Size: 0.164 inches first flange second connection facility
Nominal Thread Size: 0.164 inches second flange second connection facility
Waveguide Inside Width: 0.897 inches minimum and 0.903 inches maximum
Waveguide Inside Height: 0.397 inches minimum and 0.403 inches maximum
Waveguide Outside Height: 0.497 inches minimum and 0.503 inches maximum
Flange Connecting Facility And Quantity: 12 threaded hole first flange first connection facility
Flange Connecting Facility And Quantity: 4 threaded hole second flange second connection facility
Flange Style: choke type first flange
Flange Style: cover type second flange
Material: copper alloy all tubing segment and flange
Style Designator: waveguide to waveguide
Thread Series Designator: unc first flange first connection facility
Thread Series Designator: unc second flange second connection facility

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
2661970	Waveguide Adapter

FAQs

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

What is the FSCG of the NSN 5985-00-438-3276?

The FSCG of the NSN 5985-00-438-3276 is 5985

Does the NSN 5985-00-438-3276 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-00-438-3276 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5985-00-438-3276 contain precious materials?

Precious metal content is unknown

Does NSN 5985-00-438-3276 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 5985-00-438-3276 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, Sep 5, 1969