1778251-11

View detailed technical data, stock status, and sourcing information for: 1778251-11
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5961 Semiconductor Devices and Associated Hardware

National Stock Number

5961-00-999-4545

Item Name Code

20589

Assigment Date

02/11/1966 (60 years ago)

A two electrode semiconductor device having an asymmetrical voltage - current characteristic. May or may not include mounting hardware and/or heatsink. Excludes:light emitting diode and semiconductor device,photo. For items containing material such as selenium and copper oxide, see recifier, metallic.

0.405 inches maximum overall length, threaded stud mounting method, hermetically sealed case features provided, 0.424 inches minimum and 0.437 inches maximum overall width across flats, 1 mounting facility quantity

Product Characteristics

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

Overall Length: 0.405 inches maximum
Mounting Facility Quantity: 1
Mounting Method: threaded stud
Features Provided: hermetically sealed case
Overall Width Across Flats: 0.424 inches minimum and 0.437 inches maximum
Nominal Thread Size: 0.190 inches
Voltage Rating In Volts Per Characteristic: 16.0 maximum nominal regulator voltage
Current Rating Per Characteristic: 155.00 milliamperes maximum maximum reverse surge current
Power Rating Per Characteristic: 10.0 watts maximum total power dissipation
Maximum Operating Temp Per Measurement Point: 175.0 celsius junction
Material: glass inclosure
Material: silicon semiconductor
Thread Series Designator: unf
Terminal Type And Quantity: 1 threaded stud and 1 tab, solder lug

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
1778251-11	Diode Semiconductor Device

FAQs

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

What is the FSCG of the NSN 5961-00-999-4545?

The FSCG of the NSN 5961-00-999-4545 is 5961

Does the NSN 5961-00-999-4545 have a Schedule B code assigned?

Yes, the Schedule B code is 8541100070

Does NSN 5961-00-999-4545 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5961-00-999-4545 contain precious materials?

Precious metal content is unknown

Does NSN 5961-00-999-4545 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5961-00-999-4545 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Fri, Feb 11, 1966