Lockheed Martin Corp. · Electronic Components
EEP1661-113
Waveguide Assembly
Part NumberEEP1661-113
ManufacturerLockheed Martin Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-141-5969 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Nominal Thread Size0.138 INCHES FIRST FLANGE ALL CONNECTION FACILITIES
Flange Outside Width1.298 INCHES MINIMUM AND 1.328 INCHES MAXIMUM SECOND FLANGE
Thread DirectionRIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES
Waveguide Outside Height0.388 INCHES MINIMUM AND 0.394 INCHES MAXIMUM
Flange Quantity2
Tubing Wall Construction StyleSEAMLESS SINGLE TUBING SEGMENT
Flange Depth0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM SECOND FLANGE
Flange Inside Height0.394 INCHES MINIMUM AND 0.396 INCHES MAXIMUM SECOND FLANGE
Waveguide Offset Distance1.250 INCHES NOMINAL
Flange Inside Width0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM FIRST FLANGE
Flange StyleCHOKE TYPE FIRST FLANGE
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 EEP1661-113 available?
We can source EEP1661-113 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 EEP1661-113 by Lockheed Martin Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If EEP1661-113 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 EEP1661-113?
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 EEP1661-113?
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.