Captor · Electronic Components
A-8181
Filter, Radio Frequency Interfere
Part NumberA-8181
ManufacturerCaptor
AvailabilityAvailable to order — request a quote
Specifications
NSN5915-01-550-4523 (NSN)
Federal Item NameFILTER,RADIO FREQUENCY INTERFERE
Federal Supply Class5915 — Filters and Networks
Body Width1.250 INCHES NOMINAL
Functional Terminal Type And Quant3 QUICK DISCONNECT, MALE INPUT-OUTPUT/GROUND AND 2 THREADED STUD INPUT-OUTPUT/GROUND LOCATION NOT OTHERWISE SPECIFIED
Operating Voltage Rating And Type125.0 VOLTS DC 1ST BAND PASS AND 177.0 VOLTS AC 2ND BAND PASS LOCATION NOT OTHERWISE SPECIFIED
Source Impedance Rating Per Functi1.0 OHMS SINGLE BAND PASS LOCATION NOT OTHERWISE SPECIFIED
Features ProvidedFUNGUS RESISTANT AND HUMIDITY PROOF AND SHOCK RESISTANT
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
Body Height4.380 INCHES NOMINAL
Inclosure TypeENCASED
Overall Height6.620 INCHES MAXIMUM
Body Length2.500 INCHES NOMINAL
Nuclear Hardness Critical FeatureHARDENED
Vendor Part NumbersA3274221-001
ESD/EMICode A — ESD/EMI sensitive item
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 A-8181 available?
We can source A-8181 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 A-8181 by Captor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A-8181 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 A-8181?
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 A-8181?
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.