9491-1042

View detailed technical data, stock status, and sourcing information for: 9491-1042
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-00-759-4941

Item Name Code

00305

Assigment Date

01/01/1961 (65 years ago)

right-hand first flange all connection facilities thread direction, 2 flange quantity, seamless all tubing segment tubing wall construction style, internal, rectangular external, rectangular cross-sectional shape style, 2b first flange all connection facilities 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: 2b first flange all connection facilities
Thread Direction: right-hand first flange all connection facilities
Tubing Wall Construction Style: seamless all tubing segment
Flange Quantity: 2
Flange Inside Width: 1.118 inches minimum and 1.126 inches maximum first flange
Flange Inside Width: 1.253 inches minimum and 1.256 inches maximum second flange
Flange Inside Height: 0.493 inches minimum and 0.501 inches maximum first flange
Flange Inside Height: 0.628 inches minimum and 0.631 inches maximum second flange
Flange Outside Width: 1.860 inches minimum and 1.860 inches maximum second flange
Flange Outside Width: 1.860 inches minimum and 1.890 inches maximum first flange
Flange Outside Height: 1.860 inches minimum and 1.860 inches maximum second flange
Flange Outside Height: 1.860 inches minimum and 1.890 inches maximum first flange
Flange Depth: 0.250 inches nominal first flange
Flange Depth: 0.250 inches nominal second flange
Flange Connecting Hole Diameter: 0.169 inches minimum and 0.172 inches maximum second flange all connection facilities
Waveguide Outside Width: 1.246 inches minimum and 1.254 inches maximum
Nominal Thread Size: 0.164 inches first flange all connection facilities
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: 1.390 inches minimum and 1.410 inches maximum
Flange Connecting Facility And Quantity: 8 threaded hole first flange all connection facilities
Flange Connecting Facility And Quantity: 8 unthreaded hole second flange all connection facilities
Flange Style: choke type first flange
Flange Style: cover type second flange
Waveguide Offset Distance: 1.390 inches minimum and 1.410 inches maximum
Special Features: waveguide flanges are single piece double flanges; choke flanges are bored out to become unthreaded and cover flanges have threaded inserts
Flexibility: rigid all tubing segment
Material: aluminum alloy all tubing segment and flange
Style Designator: bend type
Thread Series Designator: unc first flange all connection facilities
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
10-30350-514	Waveguide Assembly
9491-1042	Waveguide Assembly
9491-1042G1	Waveguide Assembly

FAQs

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

What is the FSCG of the NSN 5985-00-759-4941?

The FSCG of the NSN 5985-00-759-4941 is 5985

Does the NSN 5985-00-759-4941 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-00-759-4941 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 5985-00-759-4941 contain precious materials?

Item does not contain precious metal.

Does NSN 5985-00-759-4941 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 5985-00-759-4941 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961