5985-01-255-1901

Find complete technical information, availability, and procurement data for: 5985-01-255-1901
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-01-255-1901

Item Name Code

00305

Assigment Date

05/15/1987 (39 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.

2 flange quantity, straight seam single tubing segment tubing wall construction style, 15.0 all bends e-plane bend angle in deg, 2b second flange first connection facility thread class, 3b second flange second 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.

Thread Class: 2b second flange first connection facility
Thread Class: 3b second flange second connection facility
Bend Angle In Deg: 15.0 all bends e-plane
Tubing Wall Construction Style: straight seam single tubing segment
Flange Quantity: 2
Flange Inside Width: 2.835 inches minimum and 2.845 inches maximum first flange
Flange Inside Width: 2.835 inches minimum and 2.845 inches maximum second flange
Flange Outside Height: 2.990 inches minimum and 3.010 inches maximum first flange
Flange Outside Height: 4.490 inches minimum and 4.510 inches maximum second flange
Flange Connecting Hole Diameter: 0.262 inches minimum and 0.268 inches maximum first flange single connection facility
Nominal Thread Size: 0.190 inches second flange first connection facility
Nominal Thread Size: 0.250 inches second flange second connection facility
Flange Connecting Facility And Quantity: 10 unthreaded hole first flange single connection facility
Flange Connecting Facility And Quantity: 10 threaded hole second flange first connection facility
Flange Connecting Facility And Quantity: 10 threaded hole second flange second connection facility
Flange Style: contact type first flange
Flange Style: contact type second flange
Waveguide Length: 8.660 inches nominal
Waveguide Center To Center Distance: 0.730 inches nominal
Flexibility: flexible single tubing segment
Material: copper alloy 510 single tubing segment
Material: copper alloy all flange
Surface Treatment: copper and tin single tubing segment outside surfaces
Surface Treatment: copper all flange inside surfaces
Style Designator: offset bend type
Thread Series Designator: unf second flange first connection facility
Thread Series Designator: unf 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
52521	Waveguide Assembly
55371824-11	Waveguide Assembly
5537824-11	Waveguide Assembly
TVS-86026	Waveguide Assembly

FAQs

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

What is the FSCG of the NSN 5985-01-255-1901?

The FSCG of the NSN 5985-01-255-1901 is 5985

Does the NSN 5985-01-255-1901 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-01-255-1901 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 5985-01-255-1901 contain precious materials?

Item does not contain precious metal.

Does NSN 5985-01-255-1901 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 5985-01-255-1901 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, May 15, 1987