General Dynamics Mission Systems, Inc. · Electronic Components
78660
Relay, Electromagnetic
Part Number78660
ManufacturerGeneral Dynamics Mission Systems, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-259-5591 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Center To Center Distance Between0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY
Overall Length1.200 INCHES NOMINAL
Nominal Operating Current Rating A100.0 MILLIAMPERES DC SINGLE WINDING
Main Contact Maximum Voltage Ratin28.0 DC
Winding Dc Resistance Rating280.0 OHMS NOMINAL SINGLE WINDING
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Main Contact Load Current Rating A100.0 MILLIAMPERES DC RESISTIVE LOAD
Nominal Thread Size0.099 INCHES SINGLE MOUNTING FACILITY
Overall Width1.340 INCHES NOMINAL
Coil Quantity1
ESD/EMICode A — ESD/EMI sensitive item
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 78660 available?
We can source 78660 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 78660 by General Dynamics Mission Systems, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 78660 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 78660?
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 78660?
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.