Frontgrade Technologies · Electronic Components
RHB90-1A-5A-3.90-1.69-A
Waveguide Assembly
Part NumberRHB90-1A-5A-3.90-1.69-A
ManufacturerFrontgrade Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-397-7577 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) FIRST FLANGE ALL CONNECTION FACILITIES
Thread DirectionRIGHT-HAND FIRST FLANGE ALL CONNECTION FACILITIES
Flange Outside Height1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM SECOND FLANGE
Waveguide Outside Height0.496 INCHES MINIMUM AND 0.504 INCHES MAXIMUM
Flange Connecting Hole Diameter0.169 INCHES MINIMUM AND 0.172 INCHES MAXIMUM SECOND FLANGE ALL CONNECTION FACILITIES
Cross Sectional Shape StyleINTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR
Waveguide Offset Distance1.690 INCHES NOMINAL
Style DesignatorBEND TYPE
Flange Inside Height0.396 INCHES MINIMUM AND 0.404 INCHES MAXIMUM FIRST FLANGE
Flange Connecting Facility And Qua4 THREADED HOLE(S) FIRST FLANGE ALL CONNECTION FACILITIES
Flange Depth0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM SECOND FLANGE
Vendor Part Numbers2001134-003
ESD/EMICode A — ESD/EMI sensitive item
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 RHB90-1A-5A-3.90-1.69-A available?
We can source RHB90-1A-5A-3.90-1.69-A 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 RHB90-1A-5A-3.90-1.69-A by Frontgrade Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RHB90-1A-5A-3.90-1.69-A 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 RHB90-1A-5A-3.90-1.69-A?
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 RHB90-1A-5A-3.90-1.69-A?
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.