Phaostron Instrument And Electronic Company · Electronic Components
643-16332
Ammeter — Test Instruments
Part Number643-16332
ManufacturerPhaostron Instrument And Electronic Company
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-369-5178 (NSN)
Federal Item NameAMMETER
Federal Supply Class6625 — Test Instruments
Indicator TypeDIAL W/POINTER
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Installation DesignPANEL
Mounting Bolt Circle Diameter4.125 INCHES NOMINAL
Mounting Hole Diameter0.150 INCHES NOMINAL
Environmental ProtectionSHOCK RESISTANT AND VIBRATION RESISTANT
Mounting Arrangement StyleSIX HOLE/STUD BOLT CIRCLE
Panel For Which DesignedNONMAGNETIC
Circuit Attachment Method And Quan2 THREADED STUD
Overall Diameter4.600 INCHES MAXIMUM
Features ProvidedZERO ADJUSTER
Vendor Part Numbers907-230 SCALE 3702S
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 643-16332 available?
We can source 643-16332 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 643-16332 by Phaostron Instrument And Electronic Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 643-16332 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 643-16332?
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 643-16332?
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.