Spectrum Control · Electronic Components
51-321-611
Filter, Radio Frequency Interfere
Part Number51-321-611
ManufacturerSpectrum Control
AvailabilityAvailable to order — request a quote
Specifications
NSN5915-01-221-6478 (NSN)
Federal Item NameFILTER,RADIO FREQUENCY INTERFERE
Federal Supply Class5915 — Filters and Networks
Body Outside Diameter0.672 INCHES MINIMUM AND 0.702 INCHES MAXIMUM
Source Impedance Rating Per Functi0.080 OHMS BLANK FIRST FUNCTION
Inside Width0.250 INCHES NOMINAL
Operating Current Rating Per Funct2.0 BLANK FIRST FUNCTION
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 51-321-611 available?
We can source 51-321-611 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 51-321-611 by Spectrum Control obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 51-321-611 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 51-321-611?
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 51-321-611?
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.