Naval Ship Systems Command · Electronic Components
285-63-041PC21
Relay, Electromagnetic
Part Number285-63-041PC21
ManufacturerNaval Ship Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-549-9911 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Coil Quantity2
Duty TypeCONTINUOUS
Nominal Thread Size0.250 INCHES SINGLE MOUNTING FACILITY
Operating Voltage Rating And Type26.0 VOLTS DC 25 DEG CELSIUS SECOND WINDING
Overall Height4.000 INCHES NOMINAL
Winding Quantity2
Overall Length7.250 INCHES NOMINAL
Winding Dc Resistance Rating64.0 OHMS NOMINAL FIRST WINDING
Overall Width3.000 INCHES NOMINAL
Main Contact Load Current Rating A2.0 AMPERES DC RESISTIVE LOAD
Mounting Facility Type And Quantit2 THREADED STUD(S) SINGLE MOUNTING FACILITY
Vendor Part Numbers3386PC21, 3380PC20, 4144PC21, 253-63-03PC20, 212-63-223PC21, 212-63-216PC20
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 285-63-041PC21 available?
We can source 285-63-041PC21 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 285-63-041PC21 by Naval Ship Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 285-63-041PC21 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 285-63-041PC21?
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 285-63-041PC21?
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.