EMS Development · Electronic Components
RF4665A
Filter, Radio Frequency Interfere
Part NumberRF4665A
ManufacturerEMS Development
AvailabilityAvailable to order — request a quote
Specifications
NSN5915-00-137-2994 (NSN)
Federal Item NameFILTER,RADIO FREQUENCY INTERFERE
Federal Supply Class5915 — Filters and Networks
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON TWO SURFACES
Mounting Facility Type And Quantit1 THREADED HOLE(S) SECOND FUNCTION
Body Width1.500 INCHES MAXIMUM
Operating Temp Range-54.0 TO 85.0 CELSIUS
Nominal Thread Size0.138 INCHES
Inclosure TypeENCASED
Mounting Facility Screw Thread SerUNIFIED NATIONAL COARSE (UNC)
Distance Between Centerlines Of Mo1.000 INCHES NOMINAL
Body Height0.820 INCHES NOMINAL
Vendor Part Numbers121-086-0001
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 RF4665A available?
We can source RF4665A 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 RF4665A by EMS Development obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RF4665A 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 RF4665A?
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 RF4665A?
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.