5985-00-451-8258

Find complete technical information, availability, and procurement data for: 5985-00-451-8258
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-00-451-8258

Item Name Code

00305

Assigment Date

02/18/1972 (54 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.

1.05 voltage standing wave ratio, 2 flange quantity, 0.140 inches minimum and 0.144 inches maximum all flanges all connection facilities flange connecting hole diameter, internal, rectangular external, rectangular cross-sectional shape style, seamless single tubing segment tubing wall construction style

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
Tubing Wall Construction Style: seamless single tubing segment
Flange Quantity: 2
Flange Connecting Hole Diameter: 0.140 inches minimum and 0.144 inches maximum all flanges all connection facilities
Voltage Standing Wave Ratio: 1.05
Insertion Loss In Decibels: 0.10
Maximum Operating Pressure: 20.0 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: 2.125 inches nominal
Flange Connecting Facility And Quantity: 4 unthreaded hole all flanges all connection facilities
Waveguide Offset Distance: 2.000 inches nominal
Flexibility: rigid single tubing segment
Material: copper alloy all tubing segment and flange
Precious Material And Location: internal tubing segment surfaces and overall flange surfaces silver
Precious Material: silver
Surface Treatment: paint all tubing segment and flange outside 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
A71S9060-1	Waveguide Assembly

FAQs

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

What is the FSCG of the NSN 5985-00-451-8258?

The FSCG of the NSN 5985-00-451-8258 is 5985

Does the NSN 5985-00-451-8258 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-00-451-8258 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 5985-00-451-8258 contain precious materials?

Item contains silver.

Does NSN 5985-00-451-8258 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 5985-00-451-8258 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Feb 18, 1972