MIL-SPEC · Electronic Components
M287/4-53-0720
Waveguide Assembly
Part NumberM287/4-53-0720
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-761-6033 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Operating Pressure60.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM
Waveguide Inside Height0.311 INCHES NOMINAL
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) SECOND FLANGE ALL CONNECTION FACILITIES
Waveguide Length6.000 FEET NOMINAL
Precious MaterialSILVER
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) FIRST FLANGE ALL CONNECTION FACILITIES
Precious Material And LocationFLANGE SURFACES SILVER
Flange StyleCOVER TYPE SECOND FLANGE
Style DesignatorSTRAIGHT TYPE
Nominal Thread Size0.138 INCHES FIRST FLANGE ALL CONNECTION FACILITIES
MaterialCOPPER ALLOY ALL TUBING SEGMENT AND 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 M287/4-53-0720 available?
We can source M287/4-53-0720 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 M287/4-53-0720 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M287/4-53-0720 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 M287/4-53-0720?
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 M287/4-53-0720?
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.