GE Aviation Systems · Electronic Components
40-666-731
TRANSISTOR — NSN 5961-00-227-4079
Part Number40-666-731
ManufacturerGE Aviation Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-227-4079 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating50.00 MILLIAMPERES MAXIMUM GATE CURRENT
Terminals3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.210 INCHES MAXIMUM
Overall Diameter0.230 INCHES MAXIMUM
Internal ConfigurationFIELD EFFECT
Terminal Circle Diameter0.100 INCHES NOMINAL
Semiconductor MaterialSILICON
Power Rating Per Characteristic1.8 WATTS MAXIMUM TOTAL POWER DISSIPATION
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 40-666-731 available?
We can source 40-666-731 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 40-666-731 by GE Aviation Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 40-666-731 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 40-666-731?
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 40-666-731?
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.