Gilbert Engineering Co Inc./Incon Sub Of Transitron Electronic Corp. · Electronic Components
TK21
Diode — Electrical Control Equipment
Part NumberTK21
ManufacturerGilbert Engineering Co Inc./Incon Sub Of Transitron Electronic Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN6110-00-346-7958 (NSN)
Federal Item NameDIODE
Federal Supply Class6110 — Electrical Control Equipment
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 TK21 available?
We can source TK21 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 TK21 by Gilbert Engineering Co Inc./Incon Sub Of Transitron Electronic Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TK21 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 TK21?
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 TK21?
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.