NAVAIR/NAVSEA Design Activity · Electronic Components
979988-1
Switch, Rotary
Part Number979988-1
ManufacturerNAVAIR/NAVSEA Design Activity
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-669-9990 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Square Shaft Size0.247 INCHES NOMINAL SINGLE ACTUATOR
Switch Contact Basic DesignNONPILE-UP NONSYMMETRICAL
Longest Vertical Distance Between1.812 INCHES NOMINAL SINGLE MOUNTING FACILITY
Individual Section Quantity1
Shaft TypeRECTANGULAR/SQUARE, THREADED HOLE SINGLE ACTUATOR
Style DesignatorTAP, CIRCUIT SELECTOR
Terminal TypeTAB W/SCREW
Contact Switching ActionBREAKS BEFORE MAKES SINGLE SECTION PERIPHERY
Mounting Facility PatternFOUR POSITION DIAMOND SINGLE MOUNTING FACILITY
Switch Actuator Positioning Increm45.0 DEGREES SINGLE ACTUATOR
Contact Load Current Rating5.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
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 979988-1 available?
We can source 979988-1 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 979988-1 by NAVAIR/NAVSEA Design Activity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 979988-1 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 979988-1?
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 979988-1?
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.