SM-A-948085-2

View detailed technical data, stock status, and sourcing information for: SM-A-948085-2
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-01-090-9457

Item Name Code

00305

Assigment Date

02/28/1980 (46 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.

internal, rectangular external, rectangular cross-sectional shape style, 2b all flanges all connection facilities thread class, 2 flange quantity, seamless all tubing segment tubing wall construction style, 1.122 inches nominal all flanges flange inside width

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 all flanges all connection facilities
Tubing Wall Construction Style: seamless all tubing segment
Flange Quantity: 2
Flange Inside Width: 1.122 inches nominal all flanges
Flange Inside Height: 0.497 inches nominal all flanges
Flange Outside Width: 1.875 inches nominal all flanges
Flange Outside Height: 1.875 inches nominal all flanges
Flange Connecting Hole Diameter: 0.164 inches nominal all flanges all connection facilities
Voltage Standing Wave Ratio: 1.10
Insertion Loss In Decibels: 0.03
Maximum Operating Pressure: 45.0 pounds per square inch gage
Waveguide Outside Width: 1.250 inches nominal
Waveguide Inside Width: 1.122 inches nominal
Waveguide Inside Height: 0.487 inches nominal
Waveguide Outside Height: 0.625 inches nominal
Flange Connecting Facility And Quantity: 4 threaded hole all flanges all connection facilities
Flange Style: choke type all flanges
Waveguide Length: 180.000 inches nominal
Flexibility: flexible all tubing segment
Material: beryllium all tubing segment and flange
Surface Treatment: silver alloy all tubing segment and flange outside surfaces
Style Designator: straight type
Thread Series Designator: unc all flanges 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
227512	Waveguide Assembly
AE4C112N180.0	Waveguide Assembly
AS-4-C-112-180	Waveguide Assembly
SM-A-948085-2	Waveguide Assembly

FAQs

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

What is the FSCG of the NSN 5985-01-090-9457?

The FSCG of the NSN 5985-01-090-9457 is 5985

Does the NSN 5985-01-090-9457 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-01-090-9457 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 5985-01-090-9457 contain precious materials?

Item contains silver.

Does NSN 5985-01-090-9457 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 5985-01-090-9457 was assigned to the Federal Catalog?

It was assigned 46 years ago, on Thu, Feb 28, 1980