Narda Holdings · Electronic Components
187-123-28-1-2
Waveguide Assembly
Part Number187-123-28-1-2
ManufacturerNarda Holdings
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-738-0500 (NSN)
Federal Item NameWAVEGUIDE ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Waveguide Outside Width2.25 INCHES NOMINAL
Tubing Wall Construction StyleCORRUGATED OVERALL
Waveguide Outside Height1.25 INCHES NOMINAL
Waveguide Length28.0 INCHES NOMINAL
Flange Inside Width1.872 INCHES NOMINAL ALL FLANGES
Flange Inside Height0.872 INCHES NOMINAL ALL FLANGES
Flange Outside Diameter2.75 INCHES NOMINAL ALL FLANGES
Waveguide Inside Height0.872 INCHES NOMINAL
Style DesignatorSTRAIGHT TYPE
Flange Quantity2
MaterialRUBBER CHLOROPRENE ALL TUBING JACKET
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 187-123-28-1-2 available?
We can source 187-123-28-1-2 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 187-123-28-1-2 by Narda Holdings obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 187-123-28-1-2 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 187-123-28-1-2?
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 187-123-28-1-2?
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.