Antenna & Radome Research Associates Corp. · Electronic Components
90-660
Waveguide Assembly
Part Number90-660
ManufacturerAntenna & Radome Research Associates Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-098-7311 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Voltage Standing Wave Ratio1.02
Waveguide Length4.000 INCHES NOMINAL
Flange Connecting Facility And Qua4 UNTHREADED HOLE(S) SINGLE FLANGE ALL CONNECTION FACILITIES
Flange Inside Height0.400 INCHES NOMINAL SINGLE FLANGE
Flange StyleCOVER TYPE SINGLE FLANGE
Flange Connecting Hole Diameter0.169 INCHES NOMINAL SINGLE FLANGE ALL CONNECTION FACILITIES
Waveguide Outside Width1.625 INCHES NOMINAL
Flange Outside Width1.625 INCHES NOMINAL SINGLE FLANGE
MaterialALUMINUM SINGLE TUBING SEGMENT
FlexibilityRIGID SINGLE TUBING SEGMENT
Vendor Part Numbers6010865-001
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 90-660 available?
We can source 90-660 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 90-660 by Antenna & Radome Research Associates Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 90-660 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 90-660?
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 90-660?
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.