Herley Chicago · Electronic Components
357EX
Ammeter — Test Instruments
Part Number357EX
ManufacturerHerley Chicago
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-402-6045 (NSN)
Federal Item NameAMMETER
Federal Supply Class6625 — Test Instruments
Indicator TypeDIAL W/POINTER
Measurement Range-20.0 TO 20.0 AMPERES, DC SINGLE INDICATOR SINGLE RANGE
Dial Scale Marking ColorBLACK SINGLE INDICATOR SINGLE RANGE
Mounting Facility Type And Quantit1 CLAMP
ColorUNABLE TO DECODE
Movement TypeMOVING COIL, PERMANENT MAGNET
FSC Application DataTEST SET,ELECT. EQUIP.
Meter Depth Behind Mounting Flange0.688 INCHES NOMINAL
Surface TreatmentANODIZE
Installation DesignPANEL
Accuracy In Percent-2.0 TO 2.0 AT FULL SCALE SINGLE INDICATOR SINGLE RANGE
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 357EX available?
We can source 357EX 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 357EX by Herley Chicago obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 357EX 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 357EX?
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 357EX?
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.