GE Aviation Systems · Electronic Components
990234-21
Switch, Lever
Part Number990234-21
ManufacturerGE Aviation Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-879-5603 (NSN)
Federal Item NameSWITCH,LEVER
Federal Supply Class5930 — Switches
Pile Up Contact Form Arrangement1A SECOND POSITION
Body Height1.234 INCHES MINIMUM AND 1.266 INCHES MAXIMUM
Body StyleBUSHING MOUNTED
Thread Quantity Per Inch20
ColorBLACK SINGLE ACTUATOR
Terminal Type And Quantity4 TAB, SOLDER LUG
Thread Series DesignatorUNF
Nominal Thread Size0.500 INCHES
Inclosure TypeUNINCLOSED
Body Length1.922 INCHES MINIMUM AND 1.953 INCHES MAXIMUM
Actuator Position Action RelationsUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED AND CENTER POSITION MAINTAINED
Vendor Part Numbers228-1254P4, MXR1-R1-A-0-A-0, MXR-1-LS-M1-A-0-A-0
Cancelled NSN5930-00-824-8503 (cancelled)
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 990234-21 available?
We can source 990234-21 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 990234-21 by GE Aviation Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 990234-21 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 990234-21?
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 990234-21?
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.