Chelton, Inc. · Electronic Components
21-38P4
Antenna — Antennas and Waveguides
Part Number21-38P4
ManufacturerChelton, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-393-1097 (NSN)
Federal Item NameANTENNA
Federal Supply Class5985 — Antennas and Waveguides
Beam Scanning MethodFIXED SINGLE ANTENNA ELEMENT
Design TypeLINDERBLAD SINGLE ANTENNA ELEMENT
Characteristic Impedance In Ohms50.0 SINGLE ANTENNA ELEMENT
Electromagnetic Polarization TypeLINEAR SINGLE ANTENNA ELEMENT
Connector End DesignSOCKET SINGLE ANTENNA ELEMENT
Frequency Rating108.000 MEGAHERTZ MINIMUM AND 174.000 MEGAHERTZ MAXIMUM SINGLE ANTENNA ELEMENT
Radiation PatternOMNIDIRECTIONAL SINGLE ANTENNA ELEMENT
Coaxial Connector Series DesignatiBNC SINGLE ANTENNA ELEMENT
Mounting Hole Quantity6
Terminal TypeRECEPTACLE, COAXIAL SINGLE ANTENNA ELEMENT
Mounting MethodTHREADED HOLE(S)
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 21-38P4 available?
We can source 21-38P4 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 21-38P4 by Chelton, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21-38P4 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 21-38P4?
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 21-38P4?
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.