Janco · Electronic Components
B503-375
Shunt, Instrument
Part NumberB503-375
ManufacturerJanco
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-649-2437 (NSN)
Federal Item NameSHUNT,INSTRUMENT
Federal Supply Class6625 — Test Instruments
Center To Center Distance Between5.100 INCHES NOMINAL
Overall Width0.750 INCHES NOMINAL
Overall Length5.850 INCHES NOMINAL
Terminal Type And Quantity2 THREADED STUD
Current Rating And Type375.0 AMPERES NOMINAL DC
Voltage Drop In Millivolts500.0 NOMINAL
Usage DesignEXTERNAL
Terminal LocationTOP
Mounting MethodTHREADED STUD(S)
Overall Height4.500 INCHES NOMINAL
Mounting Provision Quantity2
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 B503-375 available?
We can source B503-375 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 B503-375 by Janco obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B503-375 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 B503-375?
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 B503-375?
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.