Kearfott · Electronic Components
B503001007
Relay, Electromagnetic
Part NumberB503001007
ManufacturerKearfott
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-021-8945 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Length0.400 INCHES NOMINAL
Winding Dc Resistance Rating880.0 OHMS NOMINAL SINGLE WINDING
Overall Height0.260 INCHES NOMINAL
Mounting Facility Type And Quantit1 PLUG-IN TERMINAL(S) SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin28.0 DC
Pile Up Main Contact Form Arrangem2C
Nominal Operating Current Rating A10.0 MILLIAMPERES DC SINGLE WINDING
Operating Voltage Rating And Type18.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Duty TypeCONTINUOUS
Terminal Type And Quantity8 WIRE LEAD ALL FUNCTIONS
Main Contact Load Current Rating A1.0 AMPERES DC RESISTIVE LOAD
Vendor Part Numbers412-6043
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 B503001007 available?
We can source B503001007 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 B503001007 by Kearfott obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B503001007 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 B503001007?
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 B503001007?
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.