Entron Industries Limited Partnership · Electronic Components
459-3644
Meter, Electrical Frequency
Part Number459-3644
ManufacturerEntron Industries Limited Partnership
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-880-1620 (NSN)
Federal Item NameMETER,ELECTRICAL FREQUENCY
Federal Supply Class6625 — Test Instruments
Overall Length4.09375 INCHES NOMINAL
Frequency Response Range+10.000 TO 600.000 HERTZ
Resonant Reed Quantity11
Mounting Facility Type And Quantit3 UNTHREADED HOLE(S)
Meter Depth Behind Mounting Flange3.3125 INCHES NOMINAL
Movement TypeVIBRATING REED
Power SourceEXTERNAL
Meter Body Diameter Behind Mountin2.78125 INCHES NOMINAL
Nuclear Hardness Critical FeatureNONHARDENED
FSC Application DataTEST SET,ELECT. EQUIP.
Style DesignatorROUND FLUSH MTG
Vendor Part Numbers109581, SPECIAL MF-11
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 459-3644 available?
We can source 459-3644 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 459-3644 by Entron Industries Limited Partnership obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 459-3644 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 459-3644?
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 459-3644?
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.