Phaostron Instrument and Electronic · Electronic Components
621-16677
Ammeter — Test Instruments
Part Number621-16677
ManufacturerPhaostron Instrument and Electronic
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-01-013-8557 (NSN)
Federal Item NameAMMETER
Federal Supply Class6625 — Test Instruments
Power SourceEXTERNAL
Mounting Facility Type And Quantit3 UNTHREADED HOLE(S)
Overall Diameter2.695 INCHES MAXIMUM
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Scale Selection MethodTERMINAL
Meter Depth Behind Mounting Flange1.170 INCHES NOMINAL
Accuracy In Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
Scale Division Quantity50 SINGLE INDICATOR SINGLE RANGE
Panel For Which DesignedNONMAGNETIC
Features ProvidedZERO ADJUSTER
MaterialPLASTIC
Vendor Part Numbers900340-2
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 621-16677 available?
We can source 621-16677 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 621-16677 by Phaostron Instrument and Electronic obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 621-16677 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 621-16677?
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 621-16677?
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.