General Dynamics Mission Systems · Electronic Components
33-90985ISSUEB
Switch, Rotary
Part Number33-90985ISSUEB
ManufacturerGeneral Dynamics Mission Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-548-6855 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL AND NONPILE-UP NONSYMMETRICAL
Mounting MethodTHREADED STUD(S) SECOND MOUNTING FACILITY
Mounting Facility PatternTWO POSITION IN-LINE SECOND MOUNTING FACILITY
Shaft Length0.563 INCHES NOMINAL SINGLE ACTUATOR
Overall Diameter1.938 INCHES MAXIMUM
Longest Horizontal Distance Betwee1.875 INCHES NOMINAL SECOND MOUNTING FACILITY
Shaft Diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM SINGLE ACTUATOR
Contact Load Current Rating500.0 MILLIAMPERES RESISTIVE LOAD AC AT SEA LEVEL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SECOND MOUNTING FACILITY
Style DesignatorCIRCULAR WAFER, BUSHING MOUNT
Switch Actuator Stop Device TypeFIXED STOP SINGLE ACTUATOR
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 33-90985ISSUEB available?
We can source 33-90985ISSUEB 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 33-90985ISSUEB by General Dynamics Mission Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 33-90985ISSUEB 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 33-90985ISSUEB?
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 33-90985ISSUEB?
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.