Eaton Electrical · Electronic Components
MBSS1838A9
Switch, Push
Part NumberMBSS1838A9
ManufacturerEaton Electrical
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-942-6691 (NSN)
Federal Item NameSWITCH,PUSH
Federal Supply Class5930 — Switches
Mounting MethodTHREADED BUSHING
Bushing Length0.250 INCHES NOMINAL
Contact Load Current Rating At Max100.000 MILLIAMPERES RESISTIVE AC
Body Diameter0.500 INCHES NOMINAL
Overall Length2.893 INCHES NOMINAL
Body Length1.800 INCHES MAXIMUM
Precious Material And LocationCONTACTS AND TERMINAL SURFACES GOLD AND CONTACTS SILVER
Test Data Document90536-7900987-00 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACT
ColorWHITE SINGLE ACTUATOR
Thread Series DesignatorUNEF
Terminal Type And Quantity2 BUS BAR
Vendor Part Numbers7900987-00
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 MBSS1838A9 available?
We can source MBSS1838A9 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 MBSS1838A9 by Eaton Electrical obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MBSS1838A9 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 MBSS1838A9?
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 MBSS1838A9?
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.