Lockheed Martin · Electronic Components
C12402
Waveguide Assembly
Part NumberC12402
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-141-4641 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Waveguide Inside Height0.400 INCHES NOMINAL0.400 INCHES NOMINAL
Thread Class2B FIRST FLANGE ALL CONNECTION FACILITIES2B FIRST FLANGE ALL CONNECTION FACILITIES
FlexibilityRIGID SINGLE TUBING SEGMENT
Waveguide Offset Distance2.750 INCHES NOMINAL
Flange Quantity22
Flange Inside Height1.000 INCHES NOMINAL SECOND FLANGE1.000 INCHES NOMINAL SECOND FLANGE
Flange Depth0.438 INCHES NOMINAL SECOND FLANGE0.438 INCHES NOMINAL SECOND FLANGE
Flange Inside Width0.900 INCHES NOMINAL FIRST FLANGE0.900 INCHES NOMINAL FIRST FLANGE
Flange StyleCOVER TYPE SECOND FLANGE
Flange Connecting Facility And Qua4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES
Thread Quantity Per Inch32 FIRST FLANGE ALL CONNECTION FACILITIES32 FIRST FLANGE ALL CONNECTION FACILITIES
Vendor Part Numbers632
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 C12402 available?
We can source C12402 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 C12402 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If C12402 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 C12402?
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 C12402?
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.