BAE Systems Information and Electronic Systems Integration · Electronic Components
121890-1
Mounting Base, Electrical Equipme
Part Number121890-1
ManufacturerBAE Systems Information and Electronic Systems Integration
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-00-168-7892 (NSN)
Federal Item NameMOUNTING BASE,ELECTRICAL EQUIPME
Federal Supply Class5975 — Electrical Hardware and Supplies
Style DesignatorTRAY TYPE W/CHASSIS
Overall Height4.250 INCHES NOMINAL
Center To Center Distance Between3.250 INCHES NOMINAL
Overall Depth16.125 INCHES NOMINAL
Storage FacilityMANDATORY DOCK LEVEL HEATED WAREHOUSE GENERAL PURPOSE
Overall Width5.500 INCHES NOMINAL
MaterialALUMINUM
Vendor Part Numbers123SCAV376-1
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 121890-1 available?
We can source 121890-1 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 121890-1 by BAE Systems Information and Electronic Systems Integration obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 121890-1 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 121890-1?
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 121890-1?
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.