TE Connectivity · Electronic Components
E-311K
Relay, Electromagnetic
Part NumberE-311K
ManufacturerTE Connectivity
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-012-4216 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Nonpile Up Main Contact Arrangemen1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Winding Quantity1
Coil Quantity1
Center To Center Distance Between2.374 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Slot Width0.200 INCHES NOMINAL SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Features ProvidedPOLARIZED
Mounting Facility PatternTRIANGLE SINGLE MOUNTING FACILITY
Terminal Type And Quantity4 PIN ALL FUNCTIONS
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) AND 1 SLOTTED HOLE SINGLE MOUNTING FACILITY
Main Contact Load Current Rating A5.0 AMPERES AC RESISTIVE LOAD
Cancelled NSN5945-00-258-1336 (cancelled)
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 E-311K available?
We can source E-311K 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 E-311K by TE Connectivity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If E-311K 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 E-311K?
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 E-311K?
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.