Northrop Grumman Systems Corporation · Electronic Components
138C949H01
Relay, Electromagnetic
Part Number138C949H01
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-123-8508 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Length4.235 INCHES MAXIMUM
Duty TypeCONTINUOUS
Nonpile Up Auxiliary Contact Arran1 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Operating Voltage Rating And Type115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Auxiliary Contact Load Current Rat1.0 AMPERES AC AND 5.0 AMPERES DC RESISTIVE LOAD
Overall Width4.220 INCHES MAXIMUM
Unthreaded Mounting Hole Diameter0.220 INCHES MINIMUM AND 0.233 INCHES MAXIMUM SINGLE MOUNTING FACILITY
Terminal Type And Quantity11 THREADED STUD ALL FUNCTIONS
Center To Center Distance Between3.687 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin115.0 AC AND 28.0 DC
Vendor Part Numbers9213-10161
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 138C949H01 available?
We can source 138C949H01 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 138C949H01 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 138C949H01 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 138C949H01?
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 138C949H01?
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.