Lockheed Martin Corp. · Electronic Components
EEP1661-109
Waveguide Assembly
Part NumberEEP1661-109
ManufacturerLockheed Martin Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-143-8134 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Thread Class2B ALL FLANGES ALL CONNECTION FACILITIES
Flange Connecting Facility And Qua4 THREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Surface TreatmentSILVER ALL FLANGE INSIDE SURFACES
Flange Quantity2
Flange Inside Width0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM ALL FLANGES
MaterialCOPPER ALLOY ALL FLANGE
Flange StyleCHOKE TYPE ALL FLANGES
Waveguide Longer Offset Distance7.000 INCHES NOMINAL
Style DesignatorBEND TYPE
Waveguide Outside Height0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM
Nominal Thread Size0.138 INCHES ALL FLANGES ALL CONNECTION FACILITIES
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 EEP1661-109 available?
We can source EEP1661-109 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 EEP1661-109 by Lockheed Martin Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If EEP1661-109 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 EEP1661-109?
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 EEP1661-109?
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.