Phaostron Instrument and Electronic · Electronic Components
637-17053
Ammeter — Test Instruments
Part Number637-17053
ManufacturerPhaostron Instrument and Electronic
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-01-040-7657 (NSN)
Federal Item NameAMMETER
Federal Supply Class6625 — Test Instruments
Circuit Current For Which DesignedAC
Movement Suspension MethodJEWEL PIVOT BASE
Installation DesignPANEL
Furnished Items And QuantityMTG HARDWARE INCLUDED
Power SourceEXTERNAL
Meter Body Diameter Behind Mountin2.800 INCHES MAXIMUM
Features ProvidedZERO ADJUSTER
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Meter Depth Behind Mounting Flange1.660 INCHES MAXIMUM
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Circuit Construction TypeNONELECTRONIC
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 637-17053 available?
We can source 637-17053 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 637-17053 by Phaostron Instrument and Electronic obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 637-17053 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 637-17053?
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 637-17053?
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.