5985-00-001-1870

Find complete technical information, availability, and procurement data for: 5985-00-001-1870
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-00-001-1870

Item Name Code

00305

Assigment Date

09/24/1972 (53 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.

seamless first tubing segment tubing wall construction style, right-hand all flanges first connection facility thread direction, convolute second tubing segment tubing wall construction style, internal, rectangular double ridged external, rectangular cross-sectional shape style, 2b all flanges first connection facility 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 double ridged external, rectangular
Thread Class: 2b all flanges first connection facility
Thread Direction: right-hand all flanges first connection facility
Tubing Wall Construction Style: convolute second tubing segment
Tubing Wall Construction Style: seamless first tubing segment
Tubing Twist Type: straight twist first tubing segment
Tubing Twist Angle In Deg: 37.5 first tubing segment
Flange Quantity: 2
Flange Connecting Hole Diameter: 0.095 inches minimum and 0.096 inches maximum all flanges second connection facility
Voltage Standing Wave Ratio: 1.40
Waveguide Outside Width: 0.791 inches nominal
Nominal Thread Size: 0.138 inches all flanges first connection facility
Waveguide Inside Width: 0.691 inches nominal
Waveguide Inside Height: 0.321 inches nominal
Waveguide Outside Height: 0.421 inches nominal
Flange Connecting Facility And Quantity: 2 threaded hole all flanges first connection facility
Flange Connecting Facility And Quantity: 2 unthreaded hole all flanges second connection facility
Waveguide Length: 17.720 inches minimum and 17.780 inches maximum
Waveguide Center To Center Distance: 1.020 inches minimum and 1.100 inches maximum
Special Features: flexible portion covered w/ molded neoprene or silicone jacket depending on use; rigid section has boss per ms33649-3; neither flange pressurized
Flexibility: rigid first tubing segment
Flexibility: flexible second tubing segment
Material: aluminum alloy first tubing segment
Material: copper alloy second tubing segment
Material: rubber chloroprene or rubber silicone single tubing jacket
Precious Material And Location: waveguide surfaces silver
Precious Material: silver
Surface Treatment: silver second tubing segment all surfaces
Style Designator: offset bend type
Supplementary Features: second 52.5 deg twist in 1st tubing segment; marked one end w/arrow and letters fwd
Thread Series Designator: unc all flanges first connection facility

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
32-87850-77	Waveguide Assembly
32-87850-85	Waveguide Assembly
TDRFT14034	Waveguide Assembly
TDRFT14035	Waveguide Assembly

FAQs

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

What is the FSCG of the NSN 5985-00-001-1870?

The FSCG of the NSN 5985-00-001-1870 is 5985

Does the NSN 5985-00-001-1870 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-00-001-1870 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 5985-00-001-1870 contain precious materials?

Item contains silver.

Does NSN 5985-00-001-1870 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 5985-00-001-1870 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Sep 24, 1972