1388409-1

View detailed technical data, stock status, and sourcing information for: 1388409-1
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-01-368-8491

Item Name Code

00305

Assigment Date

12/10/1992 (33 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.

right-hand first flange all connection facilities thread direction, internal, rectangular external, rectangular cross-sectional shape style, 2b first flange all connection facilities thread class, 2 flange quantity, 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
Thread Class: 2b first flange all connection facilities
Thread Direction: right-hand first flange all connection facilities
Tubing Wall Construction Style: seamless single tubing segment
Flange Quantity: 2
Flange Inside Width: 0.896 inches minimum and 0.904 inches maximum first flange0.896 inches minimum and 0.904 inches maximum second flange
Flange Inside Height: 0.396 inches minimum and 0.404 inches maximum first flange0.396 inches minimum and 0.404 inches maximum second flange
Flange Outside Width: 1.610 inches minimum and 1.630 inches maximum first flange1.610 inches minimum and 1.630 inches maximum second flange
Flange Outside Height: 1.610 inches minimum and 1.630 inches maximum first flange1.610 inches minimum and 1.630 inches maximum second flange
Flange Depth: 0.423 inches minimum and 0.453 inches maximum first flange0.423 inches minimum and 0.453 inches maximum second flange
Flange Connecting Hole Diameter: 0.169 inches minimum and 0.172 inches maximum second flange all connection facilities
Maximum Operating Pressure: 15.0 pounds per square inch gage
Waveguide Outside Width: 0.996 inches minimum and 1.004 inches maximum
Nominal Thread Size: 0.164 inches first flange all connection facilities
Waveguide Inside Width: 0.896 inches minimum and 0.904 inches maximum
Waveguide Inside Height: 0.396 inches minimum and 0.404 inches maximum
Waveguide Outside Height: 0.496 inches minimum and 0.504 inches maximum
Flange Connecting Facility And Quantity: 4 threaded hole first flange all connection facilities4 unthreaded hole second flange all connection facilities
Flange Style: choke type first flangecover type second flange
Waveguide Length: 17.022 inches nominal
Waveguide Center To Center Distance: 2.375 inches nominal
Flexibility: rigid single tubing segment
Material: aluminum alloy first tubing jacketaluminum alloy second tubing jacketaluminum alloy single tubing segment
Style Designator: offset bend type
Thread Series Designator: unc first flange all connection facilities

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
1388409-1	Waveguide Assembly
5946173-1	Waveguide Assembly

FAQs

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

What is the FSCG of the NSN 5985-01-368-8491?

The FSCG of the NSN 5985-01-368-8491 is 5985

Does the NSN 5985-01-368-8491 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-01-368-8491 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 5985-01-368-8491 contain precious materials?

Item does not contain precious metal.

Does NSN 5985-01-368-8491 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 5985-01-368-8491 was assigned to the Federal Catalog?

It was assigned 33 years ago, on Thu, Dec 10, 1992