BAE Systems Information and Electronic Systems Integration · Electronic Components
4400B1551
Relay, Electromagnetic
Part Number4400B1551
ManufacturerBAE Systems Information and Electronic Systems Integration
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-860-0851 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Length3.500 INCHES NOMINAL
Auxiliary Contact Maximum Voltage28.0 DC
Main Contact Load Current Rating A30.0 AMPERES AC RESISTIVE LOAD
Frequency In Hertz60.0 NOMINAL
Unthreaded Mounting Hole Diameter0.164 INCHES NOMINAL SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin440.0 AC
Mounting Facility Type And Quantit3 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Operating Voltage Rating And Type115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Center To Center Distance Between3.250 INCHES NOMINAL SINGLE MOUNTING FACILITY
Winding Quantity1
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 4400B1551 available?
We can source 4400B1551 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 4400B1551 by BAE Systems Information and Electronic Systems Integration obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4400B1551 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 4400B1551?
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 4400B1551?
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.