MIL-SPEC · Electronic Components
M287/3-36-0121
Waveguide Assembly
Part NumberM287/3-36-0121
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-240-6466 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Flange Inside Width1.255 INCHES NOMINAL SECOND FLANGE
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Flange StyleCHOKE TYPE FIRST FLANGE
Flange Depth0.625 INCHES NOMINAL FIRST FLANGE
Flange Inside Height0.497 INCHES NOMINAL FIRST FLANGE
Flange Outside Height1.875 INCHES NOMINAL FIRST FLANGE
Flange Connecting Facility And Qua4 THREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY
Thread DirectionRIGHT-HAND FIRST FLANGE SINGLE CONNECTION FACILITY
Tubing Twist Angle In Deg85.0 SINGLE TUBING SEGMENT
MaterialALUMINUM ALLOY 1100 SINGLE TUBING SEGMENT AND FLANGE
Waveguide Length12.500 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 M287/3-36-0121 available?
We can source M287/3-36-0121 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 M287/3-36-0121 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M287/3-36-0121 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 M287/3-36-0121?
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 M287/3-36-0121?
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.