Lockheed Martin · Electronic Components
654E4415-1
Waveguide Assembly
Part Number654E4415-1
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-168-5979 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Flange Outside Width1.860 INCHES MINIMUM AND 1.890 INCHES MAXIMUM SECOND FLANGE
Surface TreatmentPAINT ALL TUBING SEGMENT AND FLANGE OUTSIDE SURFACES
Waveguide Inside Height0.493 INCHES MINIMUM AND 0.501 INCHES MAXIMUM
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES
FlexibilityRIGID SINGLE TUBING SEGMENT
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) FIRST FLANGE ALL CONNECTION FACILITIES
Style DesignatorSTRAIGHT TYPE
Waveguide Outside Height0.621 INCHES MINIMUM AND 0.629 INCHES MAXIMUM
Flange Inside Height0.493 INCHES MINIMUM AND 0.501 INCHES MAXIMUM FIRST FLANGE
Waveguide Inside Width1.118 INCHES MINIMUM AND 1.126 INCHES MAXIMUM
Flange Depth0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM FIRST FLANGE
Vendor Part NumbersTR681101
Cancelled NSN5985-01-236-6785 (cancelled)
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 654E4415-1 available?
We can source 654E4415-1 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 654E4415-1 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 654E4415-1 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 654E4415-1?
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 654E4415-1?
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.