Thales Defense & Security · Electronic Components
RS6551A
Frequency Measuring Set
Part NumberRS6551A
ManufacturerThales Defense & Security
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-01-058-1071 (NSN)
Federal Item NameFREQUENCY MEASURING SET
Federal Supply Class6625 — Test Instruments
Frequency Rating48.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SECOND ALTERNATE OPERATING POWER RQMT
Frequency Measurement Operating Te+0.0 TO 50.0 CELSIUS
Ac Voltage Rating100.0 VOLTS MINIMUM AND 125.0 VOLTS MAXIMUM FIRST ALTERNATE OPERATING POWER RQMT
Overall Height7.000 INCHES NOMINAL
Overall Depth20.000 INCHES NOMINAL
Overall Width19.000 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 RS6551A available?
We can source RS6551A 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 RS6551A by Thales Defense & Security obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RS6551A 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 RS6551A?
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 RS6551A?
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.