Phaostron Instrument And Electronic Company · Electronic Components
638-E665
Meter, Special Scale
Part Number638-E665
ManufacturerPhaostron Instrument And Electronic Company
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-01-009-0497 (NSN)
Federal Item NameMETER,SPECIAL SCALE
Federal Supply Class6625 — Test Instruments
Reliability IndicatorESTABLISHED
Mounting Bolt Circle Diameter3.160 INCHES NOMINAL
Mounting Facility Type And Quantit3 UNTHREADED HOLE(S)
MaterialSTEEL
ColorUNABLE TO DECODE
Circuit Attachment Method And Quan2 SOLDER LUG
Overall Length2.562 INCHES NOMINAL
Nuclear Hardness Critical FeatureNONHARDENED
Circuit Current For Which DesignedDC
Unable To DecodeUNABLE TO DECODE
Overall Diameter3.510 INCHES MAXIMUM
Vendor Part Numbers859D651H01
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 638-E665 available?
We can source 638-E665 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 638-E665 by Phaostron Instrument And Electronic Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 638-E665 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 638-E665?
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 638-E665?
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.