5985-01-121-7891

Find complete technical information, availability, and procurement data for: 5985-01-121-7891
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-01-121-7891

Item Name Code

00305

Assigment Date

11/08/1981 (44 years ago)

A transparent or translucent item that encloses or is placed in front of a light source. Sections may be opaque and may include a holder. Serves as either a replacement unit for a specific type of light, such as light,traffic,vehicular; light,indicator; light,navigational,marine; stop light,vehicular; and lantern,electric; or that portion of a switch (as modified) used as an actuator and having provisions for illumination. See also window,lighting fixture; globe; electric light; and filter (as modified). __________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

0.497 inches nominal all flanges flange inside height, internal, rectangular external, rectangular cross-sectional shape style, 1.122 inches nominal all flanges flange inside width, seamless single tubing segment tubing wall construction style, 2 flange quantity

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: 1.122 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 Depth: 0.625 inches nominal all flanges
Flange Connecting Hole Diameter: 0.169 inches nominal all flanges all connection facilities
Waveguide Outside Width: 1.250 inches nominal
Waveguide Inside Width: 1.122 inches nominal
Waveguide Inside Height: 0.497 inches nominal
Waveguide Outside Height: 0.625 inches nominal
Flange Connecting Facility And Quantity: 4 unthreaded hole all flanges all connection facilities
Flange Style: cover type all flanges
Waveguide Length: 5.620 inches nominal
Flexibility: rigid single tubing segment
Material: aluminum alloy 5052 all tubing segment and flange
Surface Treatment: oxide film all tubing segment and flange all surfaces
Style Designator: straight 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
D55-21718	Waveguide Assembly

FAQs

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

What is the FSCG of the NSN 5985-01-121-7891?

The FSCG of the NSN 5985-01-121-7891 is 5985

Does the NSN 5985-01-121-7891 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-01-121-7891 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 5985-01-121-7891 contain precious materials?

Item does not contain precious metal.

Does NSN 5985-01-121-7891 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 5985-01-121-7891 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sun, Nov 8, 1981