1N2999B

View detailed technical data, stock status, and sourcing information for: 1N2999B
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5961 Semiconductor Devices and Associated Hardware

National Stock Number

5961-00-878-4683

Item Name Code

20589

Assigment Date

01/01/1962 (64 years ago)

anode electrode internally-electrically connected to case, 1 mounting facility quantity, 0.300 inches minimum and 0.405 inches maximum overall length, hermetically sealed case features provided, threaded stud mounting method

Product Characteristics

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

Overall Length: 0.300 inches minimum and 0.405 inches maximum
Mounting Facility Quantity: 1
Electrode Internally-Electrically Connected To Case: anode
Mounting Method: threaded stud
Features Provided: hermetically sealed case
Overall Width Across Flats: 0.423 inches minimum and 0.438 inches maximum
Nominal Thread Size: 0.190 inches
Voltage Rating In Volts Per Characteristic: 56.0 maximum nominal regulator voltage
Current Rating Per Characteristic: 850.00 milliamperes maximum peak reverse surge current
Power Rating Per Characteristic: 10.0 watts maximum total power dissipation
Maximum Operating Temp Per Measurement Point: 175.0 celsius case
Material: silicon semiconductor
Test Data Document: "81349-mil-s-19500 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Thread Series Designator: unf
Terminal Type And Quantity: 1 tab, solder lug and 1 threaded stud
Specification/Standard Data: 81349-mil-s-19500/124 government specification

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5961-00-752-5810	No Name Available	11/01/1968
5961-00-839-8201	No Name Available	08/05/1967
5961-00-844-5231	No Name Available	09/06/1968
5961-00-851-9266	No Name Available	08/05/1967

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
1N1369A	Diode Semiconductor Device
1N2999B	Diode Semiconductor Device
353-1168-000	Diode Semiconductor Device
IN2999	Diode Semiconductor Device
JAN1N2999BA	Diode Semiconductor Device
SMZ1011	Diode Semiconductor Device

FAQs

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

What is the FSCG of the NSN 5961-00-878-4683?

The FSCG of the NSN 5961-00-878-4683 is 5961

Does the NSN 5961-00-878-4683 have a Schedule B code assigned?

Yes, the Schedule B code is 8541100070

Does NSN 5961-00-878-4683 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 5961-00-878-4683 contain precious materials?

Item does not contain precious metal.

Does NSN 5961-00-878-4683 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 5961-00-878-4683 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962