Microwave Development Laboratories, Inc. · Electronic Components
28BH18-2F
Waveguide Assembly
Part Number28BH18-2F
ManufacturerMicrowave Development Laboratories, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-318-2535 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Waveguide Offset Distance1.270 INCHES NOMINAL
Waveguide Inside Width0.2785 INCHES MINIMUM AND 0.2815 INCHES MAXIMUM
Waveguide Longer Offset Distance1.270 INCHES NOMINAL
Style DesignatorBEND TYPE
Bend Angle In Deg90.0 SINGLE BEND H-PLANE
Waveguide Outside Height0.218 INCHES MINIMUM AND 0.222 INCHES MAXIMUM
Precious Material And LocationEXTERNAL SURFACES OF TUBING SILVER
FlexibilityRIGID SINGLE TUBING SEGMENT
Flange Inside Height0.222 INCHES NOMINAL ALL FLANGES
Surface TreatmentSILVER SINGLE TUBING SEGMENT OUTSIDE SURFACES
Flange Quantity2
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 28BH18-2F available?
We can source 28BH18-2F 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 28BH18-2F by Microwave Development Laboratories, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 28BH18-2F 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 28BH18-2F?
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 28BH18-2F?
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.