U S Dept Of Transportation Federal Aviation Administration · Electronic Components
CA4003
Antenna Assembly
Part NumberCA4003
ManufacturerU S Dept Of Transportation Federal Aviation Administration
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-738-3540 (NSN)
Federal Item NameANTENNA ASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Functional DescriptionANTENNA PEDESTAL
Reference Data And LiteratureUNIT CA-4003, INSTRUCTION BOOK, ARSR-1D/E/F, VOL 5, SEC 10, PG 10-3
Vendor Part Numbers2640-5011G1
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 CA4003 available?
We can source CA4003 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 CA4003 by U S Dept Of Transportation Federal Aviation Administration obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CA4003 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 CA4003?
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 CA4003?
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.