L3Harris Technologies, Inc. · Electronic Components
G300190S2
Isolator, Radio Frequency Reflect
Part NumberG300190S2
ManufacturerL3Harris Technologies, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-111-4539 (NSN)
Federal Item NameISOLATOR,RADIO FREQUENCY REFLECT
Federal Supply Class5985 — Antennas and Waveguides
Flange Connection Facility Quantit6 OVERALL
Identification DesignatorTYPE UG-53/U
Flange TypeCOVER
Thread Size0.250-20 INCHES NOMINAL OVERALL
Frequency Range Rating+2.887 TO 2.893 GIGAHERTZ
Document TypeMILITARY SPECIFICATION FIRST
Overall Length4.750 INCHES NOMINAL
Flange Quantity2
Overall Diameter5.250 INCHES NOMINAL
Length3.000 INCHES NOMINAL
Width1.500 INCHES NOMINAL
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 G300190S2 available?
We can source G300190S2 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 G300190S2 by L3Harris Technologies, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If G300190S2 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 G300190S2?
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 G300190S2?
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.