MIL-SPEC · Electronic Components
MS21330-D2
Relay, Electromagnetic
Part NumberMS21330-D2
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-823-2171 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Length3.700 INCHES MAXIMUM
Main Contact Load Current Rating A12.0 AMPERES AC AND 12.0 AMPERES DC RESISTIVE LOAD
Center To Center Distance Between3.250 INCHES NOMINAL SINGLE MOUNTING FACILITY
Coil Quantity1
Nonpile Up Auxiliary Contact Arran2 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED
Test Data Document81349-MIL-R-6106 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DAT
Time Delay0.02 SECONDS MAXIMUM FIXED OPERATE TIME
Unthreaded Mounting Hole Diameter0.218 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Nominal Operating Current Rating A600.0 MILLIAMPERES DC SINGLE WINDING
Cancelled NSN5945-00-229-5220 (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 MS21330-D2 available?
We can source MS21330-D2 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 MS21330-D2 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS21330-D2 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 MS21330-D2?
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 MS21330-D2?
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.