Bkc Semiconductors Inc. · Electronic Components
4E40-3
SEMICONDUCTOR DEVICE,DIODE — NSN 5961-00-949-4994
Part Number4E40-3
ManufacturerBkc Semiconductors Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-949-4994 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
MaterialSILICON SEMICONDUCTOR; GLASS ENCLOSURE
Current Rating10.00 AMPERES MAXIMUM FORWARD CURRENT, AVERAGE
Terminals2 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.270 INCHES NOMINAL
Overall Diameter0.100 INCHES NOMINAL
Voltage Rating In Volts Per Charac40.0 MAXIMUM NOMINAL REGULATOR VOLTAGE
Power Rating Per Characteristic150.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
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 4E40-3 available?
We can source 4E40-3 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 4E40-3 by Bkc Semiconductors Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4E40-3 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 4E40-3?
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 4E40-3?
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.