5985-01-253-0891

Find complete technical information, availability, and procurement data for: 5985-01-253-0891
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-01-253-0891

Item Name Code

00305

Assigment Date

04/11/1987 (39 years ago)

An item consisting of a conductor or a system of conductors specifically designed to radiate and/or receive electromagnetic waves in free space. May include beam-forming devices, drive motors, synchros, radome, and associated mechanical structure.

1.867 inches minimum and 1.877 inches maximum single flange flange inside width, seamless single tubing segment tubing wall construction style, 2 flange quantity, internal, rectangular external, rectangular cross-sectional shape style, 0.867 inches minimum and 0.877 inches maximum single flange flange inside height

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 Inside Width: 1.867 inches minimum and 1.877 inches maximum single flange
Flange Inside Height: 0.867 inches minimum and 0.877 inches maximum single flange
Flange Outside Width: 3.480 inches minimum and 3.520 inches maximum single flange
Flange Outside Height: 2.480 inches minimum and 2.520 inches maximum single flange
Flange Depth: 0.670 inches minimum and 0.710 inches maximum single flange
Voltage Standing Wave Ratio: 1.25
Insertion Loss In Decibels: 0.80
Maximum Operating Pressure: 3.0 pounds per square inch gage
Waveguide Outside Width: 7.940 inches minimum and 9.960 inches maximum
Waveguide Inside Width: 7.690 inches minimum and 7.710 inches maximum
Waveguide Inside Height: 3.840 inches minimum and 3.860 inches maximum
Waveguide Outside Height: 4.090 inches minimum and 4.110 inches maximum
Flange Connecting Facility And Quantity: 10 unthreaded hole all flanges all connection facilities
Flange Style: contact type all flanges
Waveguide Leg Length: 8.000 inches nominal
Waveguide Longer Leg Length: 10.500 inches nominal
Waveguide Center To Center Distance: 4.500 inches nominal
Flexibility: rigid single tubing segment
Material: aluminum alloy 6061 single tubing segment
Style Designator: u-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
187WX39	Waveguide Assembly
433738-1	Waveguide Assembly
8006-8130-1	Waveguide Assembly

FAQs

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

What is the FSCG of the NSN 5985-01-253-0891?

The FSCG of the NSN 5985-01-253-0891 is 5985

Does the NSN 5985-01-253-0891 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-01-253-0891 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 5985-01-253-0891 contain precious materials?

Item does not contain precious metal.

Does NSN 5985-01-253-0891 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 5985-01-253-0891 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Apr 11, 1987