Dean Technology · Electronic Components
SD-1990
Rectifier, Metallic
Part NumberSD-1990
ManufacturerDean Technology
AvailabilityAvailable to order — request a quote
Specifications
NSN6130-00-848-7889 (NSN)
Federal Item NameRECTIFIER,METALLIC
Federal Supply Class6130 — Power Supplies and Converters (Nonrotating)
Terminal Quantity5
Dc Output Maximum Current Rating130.000 MILLIAMPERES
Overall Height3.120 INCHES NOMINAL
Overall Length5.930 INCHES NOMINAL
Temp Rating25.0 CELSIUS
Overall Width3.120 INCHES NOMINAL
Mounting ConfigurationONE 5/16-24 THD STUD AXIALLY LOCATED
Output Voltage Rating75.0 DC VOLTS MAXIMUM
Load TypeRESISTIVE
Stack Quantity1
Individual Stack Circuit ConnectioBRIDGE 3 PHASE
Cancelled NSN6130-00-842-8743 (cancelled)
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is SD-1990 available?
We can source SD-1990 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is SD-1990 by Dean Technology obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SD-1990 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like SD-1990?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for SD-1990?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.