Fmc Technologies Inc. · Electronic Components
SD4056
Rectifier, Metallic
Part NumberSD4056
ManufacturerFmc Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN6130-00-557-3045 (NSN)
Federal Item NameRECTIFIER,METALLIC
Federal Supply Class6130 — Power Supplies and Converters (Nonrotating)
Output Voltage Rating140.0 DC VOLTS MAXIMUM
Temp Rating55.0 CELSIUS
Overall Length7.613 INCHES NOMINAL
Overall Height1.650 INCHES MAXIMUM
Overall Width1.650 INCHES MAXIMUM
Dc Output Maximum Current Rating720.000 MILLIAMPERES
Individual Stack Circuit ConnectioBRIDGE 1 PHASE
Circuit Connection Style DesignatoBRIDGE 1 PHASE
MaterialSELENIUM
Load TypeRESISTIVE
Environmental ProtectionFUNGUS
Cancelled NSN6130-00-553-7416 (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 SD4056 available?
We can source SD4056 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 SD4056 by Fmc Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SD4056 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 SD4056?
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 SD4056?
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.