Microwave Development Laboratories · Electronic Components
90LT219
Waveguide Assembly
Part Number90LT219
ManufacturerMicrowave Development Laboratories
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-500-8366 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
MaterialALUMINUM ALLOY ALL FLANGE
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Waveguide Offset Distance0.932 INCHES NOMINAL
Flange Outside Width1.875 INCHES NOMINAL SECOND FLANGE
Bend Angle In Deg90.0 SINGLE BEND E-PLANE
Flange Outside Height1.875 INCHES NOMINAL FIRST FLANGE
Flange Quantity2
Flange StyleCOVER TYPE SECOND FLANGE
Flange Inside Height0.628 INCHES NOMINAL SECOND FLANGE
Flange Depth0.438 INCHES NOMINAL SECOND FLANGE
Voltage Standing Wave Ratio1.05
Vendor Part Numbers581460-1
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 90LT219 available?
We can source 90LT219 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 90LT219 by Microwave Development Laboratories obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 90LT219 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 90LT219?
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 90LT219?
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.