128C548H01

View detailed technical data, stock status, and sourcing information for: 128C548H01
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5961 Semiconductor Devices and Associated Hardware

National Stock Number

5961-00-078-6878

Item Name Code

20589

Assigment Date

08/05/1967 (59 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.

1.900 inches nominal overall diameter, 2 mounting facility quantity, hermetically sealed case features provided, threaded stud mounting method, 12.190 inches minimum and 12.310 inches maximum overall length

Product Characteristics

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

Overall Length: 12.190 inches minimum and 12.310 inches maximum
Overall Diameter: 1.900 inches nominal
Mounting Facility Quantity: 2
Mounting Method: threaded stud
Features Provided: hermetically sealed case
Nominal Thread Size: 0.250 inches
Voltage Rating In Volts Per Characteristic: 70000.0 maximum reverse voltage, peak
Current Rating Per Characteristic: 4.00 amperes maximum forward current, dc and 50.00 amperes maximum forward current, repetitive, maximum peak total value
Maximum Operating Temp Per Measurement Point: 150.0 celsius ambient air
Special Features: end contact length 0.50 in. min for anode and 07.0 in. min for cathode; assembly outer dia 1.90 in.
Material: silicon semiconductor
Test Data Document: 97942-128c548 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
Thread Series Designator: unc
Terminal Type And Quantity: 2 threaded stud

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
128C548H01	Diode Semiconductor Device
C791-1	Diode Semiconductor Device
SA9734	Diode Semiconductor Device

FAQs

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

What is the FSCG of the NSN 5961-00-078-6878?

The FSCG of the NSN 5961-00-078-6878 is 5961

Does the NSN 5961-00-078-6878 have a Schedule B code assigned?

Yes, the Schedule B code is 8541100070

Does NSN 5961-00-078-6878 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5961-00-078-6878 contain precious materials?

Precious metal content is unknown

Does NSN 5961-00-078-6878 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 5961-00-078-6878 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Sat, Aug 5, 1967