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Federal Aviation Administration Specifications Promulgated by Federal Aviation Administration Aeronautical Center · Electronic Components
B21547
Polarizer, Very High Frequency Om
Part NumberB21547
ManufacturerFederal Aviation Administration Specifications Promulgated by Federal Aviation Administration Aeronautical Center
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-682-7192 (NSN)
Federal Item NamePOLARIZER,VERY HIGH FREQUENCY OM
Federal Supply Class5985 — Antennas and Waveguides
General Characteristics Item DescrALUMINUM,10.000 IN. DIA OVERALL,CENTER HOLE 4.032 IN. DIA,OVERALL LENGTH 26.000 IN. MINIMUM AND 36.000 IN. MAXIMUM,CLAMP
FSC Application DataFEDERAL AVIATION ADMINISTRATION FOUR LOOP VERY HIGH FREQUENCY OMNIDIRECTIONAL RADIO RANGE ANTENNA EQUIPMENT SET
Cancelled NSN5840-00-866-8989 (cancelled)
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 B21547 available?
We can source B21547 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 B21547 by Federal Aviation Administration Specifications Promulgated by Federal Aviation Administration Aeronautical Center obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B21547 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 B21547?
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 B21547?
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.