DRS Naval Power Systems · Electronic Components
6981ED171-278
Switch, Rotary
Part Number6981ED171-278
ManufacturerDRS Naval Power Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-243-1848 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Mounting Facility PatternFOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
Contact Load Current Rating750.0 MILLIAMPERES INDUCTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL
Contact Voltage Rating In Volts115.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL
Unthreaded Mounting Hole Diameter0.280 INCHES NOMINAL SINGLE MOUNTING FACILITY
Longest Vertical Distance Between5.500 INCHES NOMINAL SINGLE MOUNTING FACILITY
Switch Contact Basic DesignNONPILE-UP NONSYMMETRICAL
Features ProvidedACTUATOR KNOB AND LEGEND PLATE
Switch Actuator Positioning Increm90.0 DEGREES SINGLE ACTUATOR
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Individual Section Quantity1
Hazardous Locations EnvironmentalSHOCK PROOF AND WATERTIGHT
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 6981ED171-278 available?
We can source 6981ED171-278 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 6981ED171-278 by DRS Naval Power Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 6981ED171-278 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 6981ED171-278?
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 6981ED171-278?
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.