US Dept of Transportation Federal Aviation Administration · Electronic Components
6FZ4C91963
Relay, Electromagnetic
Part Number6FZ4C91963
ManufacturerUS Dept of Transportation Federal Aviation Administration
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-086-2149 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Operating Voltage Rating And Type48.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Center To Center Distance Between2.625 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Facility Type And Quantit3 THREADED HOLE(S) SINGLE MOUNTING FACILITY
Terminal Type And Quantity11 TAB, SOLDER LUG CONTACTS
Winding Dc Resistance Rating2.0 KILOHMS NOMINAL SINGLE WINDING
Nominal Operating Current Rating A20.0 MILLIAMPERES DC SINGLE WINDING
Duty TypeCONTINUOUS
Overall Height1.870 INCHES NOMINAL
Main Contact Maximum Voltage Ratin115.0 AC AND 12.0 DC
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Winding Quantity1
Vendor Part Numbers271-1348P4
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 6FZ4C91963 available?
We can source 6FZ4C91963 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 6FZ4C91963 by US Dept of Transportation Federal Aviation Administration obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 6FZ4C91963 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 6FZ4C91963?
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 6FZ4C91963?
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.