Honeywell Intl Inc. Defense Avionics Systems · Electronic Components
1998281
Switch Section, Rotary
Part Number1998281
ManufacturerHoneywell Intl Inc. Defense Avionics Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-574-4428 (NSN)
Federal Item NameSWITCH SECTION,ROTARY
Federal Supply Class5930 — Switches
Overall Diameter1.187 INCHES MAXIMUM
Throw Quantity2 SINGLE SECTION REAR
Terminal TypeTAB, SOLDER LUG
Unthreaded Mounting Hole Diameter0.093 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting MethodSTRUT SINGLE MOUNTING FACILITY
Pole Quantity4 SINGLE SECTION REAR
Contact Load Current Rating2.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
Switch Contact Basic DesignNONPILE-UP SYMMETRICAL
Contact Switching ActionBREAKS BEFORE MAKES SINGLE SECTION REAR
Longest Horizontal Distance Betwee0.812 INCHES NOMINAL SINGLE MOUNTING FACILITY
Style DesignatorSWITCH SECTION, ROTARY
Vendor Part Numbers4-2174-411
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 1998281 available?
We can source 1998281 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 1998281 by Honeywell Intl Inc. Defense Avionics Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1998281 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 1998281?
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 1998281?
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.