Naval Ship Systems Command · Electronic Components
803-74055
Switch, Rotary
Part Number803-74055
ManufacturerNaval Ship Systems Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-259-8885 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Switch Actuator Momentary PositionCLOCKWISE AND COUNTERCLOCKWISE SINGLE ACTUATOR
Hazardous Locations EnvironmentalDUSTPROOF AND WATERTIGHT
Mounting Facility Circle Radius1.406 INCHES NOMINAL SINGLE MOUNTING FACILITY
Square Shaft Size0.252 INCHES NOMINAL SINGLE ACTUATOR
Overall Diameter6.375 INCHES NOMINAL
Contact Load Current Rating10.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
Switch Actuator Indexing Position3 SINGLE ACTUATOR
Pole Quantity2 EACH SECTION FRONT
Knob Manufacturer Code80064
Unthreaded Mounting Hole Diameter0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Facility PatternTHREE POSITION CIRCULAR SINGLE MOUNTING FACILITY
Vendor Part Numbers10890-104, SYM2641P1, 9S4830LM11S, SYM2641.1GP40
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 803-74055 available?
We can source 803-74055 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 803-74055 by Naval Ship Systems Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 803-74055 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 803-74055?
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 803-74055?
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.