Microsemi Corp. - Massachusetts · Electronic Components
UM4001D
SEMICONDUCTOR DEVICE,DIODE — NSN 5961-01-043-7071
Part NumberUM4001D
ManufacturerMicrosemi Corp. - Massachusetts
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-043-7071 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
MaterialSILICON SEMICONDUCTOR; CERAMIC ENCLOSURE
Current Rating10.00 MICROAMPERES MAXIMUM REVERSE CURRENT, DC
Terminals1 TAB, SOLDER LUG AND 1 THREADED STUD
Mounting MethodTHREADED STUD(S)
Overall Length0.264 INCHES MINIMUM AND 0.274 INCHES MAXIMUM
Overall Diameter0.125 INCHES NOMINAL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Mounting Facility Quantity1
Features ProvidedHERMETICALLY SEALED CASE
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 UM4001D available?
We can source UM4001D 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 UM4001D by Microsemi Corp. - Massachusetts obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If UM4001D 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 UM4001D?
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 UM4001D?
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.