L218873-6

View detailed technical data, stock status, and sourcing information for: L218873-6
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

National Stock Number

5985-00-543-1850

Item Name Code

05298

Assigment Date

01/01/1963 (63 years ago)

Two or more different types of items having a common mounting or mounted on each other which together form a portion of an antenna but which in itself is not a complete functioning item and cannot be assigned a more definite item name.

2b mounting facility hole thread class, rectangular body style, 2.312 inches maximum overall length, 1.203 inches minimum and 1.235 inches maximum overall width, 2.000 inches nominal overall height

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2b mounting facility hole
Body Style: rectangular
Overall Length: 2.312 inches maximum
Overall Height: 2.000 inches nominal
Overall Width: 1.203 inches minimum and 1.235 inches maximum
Frequency Rating: 0.0 megahertz minimum and 400.0 megahertz maximum single frequency crosstalk reference
Frequency Rating: 0.0 megahertz minimum and 400.0 megahertz maximum single frequency operating
Switch Type: nontransfer
Longest Horizontal Distance Between Mounting Centers: 0.875 inches nominal single mounting facility pattern
Longest Vertical Distance Between Mounting Centers: 0.500 inches nominal single mounting facility pattern
End Item Identification: radar set,an/fps-18
Voltage Standing Wave Ratio: 1.30 single
Insertion Loss In Decibels: 0.20 single
Coaxial Connector Series Designation: bnc
Connector End Design: female
Rf Power Handling Capability: 100.0 watts average single
Minimum Crosstalk Rating In Decibels: 35.0 single
Actuator Operating Method: relay
Actuator Voltage In Volts: 120.0 nominal
Switch Operation Sequence: makes before breaks
Switch Return Mechanism Type: fail-safe
Pole Quantity: 1
Throw Quantity: 2
Coupling Position Quantity: 3
Mounting Facility Type And Quantity: 4 threaded hole
Thread Quantity Per Inch: 40 mounting facility hole
Nominal Thread Size: 0.112 inches mounting facility hole
Mounting Facility Pattern: four position rectangular single mounting facility pattern
Material: aluminum alloy body
Material: aluminum alloy cover
Material: aluminum alloy connector(s)
Precious Material And Location: tubing silver
Precious Material: silver
Surface Treatment: silver connector(s) all surfaces
Surface Treatment: nickel body all surfaces
Surface Treatment: nickel cover all surfaces
Thread Series Designator: unc mounting facility hole
Terminal Type And Quantity: 2 tab, solder lug and 3 receptacle, coaxial

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
300-11173	Radio Frequency Transmiss Switch
CR64-500HM1Z0V	Radio Frequency Transmiss Switch
L218873-6	Radio Frequency Transmiss Switch

FAQs

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

What is the FSCG of the NSN 5985-00-543-1850?

The FSCG of the NSN 5985-00-543-1850 is 5985

Does the NSN 5985-00-543-1850 have a Schedule B code assigned?

Yes, the Schedule B code is 8529109000

Does NSN 5985-00-543-1850 require demilitarization?

Usml items - mutilation to the point of scrap required worldwide. (note 7).

Does NSN 5985-00-543-1850 contain precious materials?

Item contains silver.

Does NSN 5985-00-543-1850 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 5985-00-543-1850 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963