Hughes · Electronic Components
671B422A17
Ammeter — Test Instruments
Part Number671B422A17
ManufacturerHughes
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-01-227-5776 (NSN)
Federal Item NameAMMETER
Federal Supply Class6625 — Test Instruments
Overall Width4.422 INCHES NOMINAL
Meter Depth Behind Mounting Flange2.813 INCHES NOMINAL
Mounting Arrangement StyleFOUR HOLE/STUD RECTANGULAR/SQUARE
ColorUNABLE TO DECODE
Scale Division Quantity40 SINGLE INDICATOR SINGLE RANGE
FSC Application DataTEST SET,ELECT. EQUIP.
Power SourceEXTERNAL
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Movement Suspension MethodJEWEL PIVOT BASE
Features ProvidedZERO ADJUSTER
Environmental ProtectionSHOCK RESISTANT AND VIBRATION RESISTANT
Vendor Part Numbers4951-448
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 671B422A17 available?
We can source 671B422A17 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 671B422A17 by Hughes obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 671B422A17 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 671B422A17?
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 671B422A17?
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.