Lockheed Martin · Electronic Components
A25A940-520-105
Waveguide Assembly
Part NumberA25A940-520-105
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-872-1863 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Tubing Wall Construction StyleSEAMLESS ALL TUBING SEGMENT
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) ALL FLANGES ALL CONNECTION FACILITIES
Flange Outside Height1.610 INCHES NOMINAL ALL FLANGES
Precious MaterialSILVER
MaterialCOPPER ALLOY ALL TUBING SEGMENT AND FLANGE
Flange Inside Width1.003 INCHES NOMINAL ALL FLANGES
Waveguide Outside Width1.000 INCHES NOMINAL
Flange Depth0.422 INCHES NOMINAL ALL FLANGES
Surface TreatmentSILVER ALL TUBING SEGMENT INSIDE SURFACES
Waveguide Inside Height0.400 INCHES NOMINAL
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 A25A940-520-105 available?
We can source A25A940-520-105 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 A25A940-520-105 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A25A940-520-105 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 A25A940-520-105?
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 A25A940-520-105?
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.