BAE Systems Information and Electronic Systems Integration · Electronic Components
C121B19-1
Relay, Rotary
Part NumberC121B19-1
ManufacturerBAE Systems Information and Electronic Systems Integration
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-449-4368 (NSN)
Federal Item NameRELAY,ROTARY
Federal Supply Class5945 — Relays and Solenoids
Overall Length2.250 INCHES NOMINAL
Cubic Measure4.737 CUBIC INCHES
Winding CharacteristicSINGLE WOUND UNTAPPED
Coil Winding Quantity1
Coil Terminal Quantity2
Rotation Direction For Which DesigCOUNTERCLOCKWISE
Section Quantity2
Structural DesignSECTIONAL
Mounting ConfigurationONE NO. 3/8-32 THD MTG BUSHING
Overall Width1.375 INCHES NOMINAL
Overall Height1.531 INCHES NOMINAL
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 C121B19-1 available?
We can source C121B19-1 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 C121B19-1 by BAE Systems Information and Electronic Systems Integration obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If C121B19-1 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 C121B19-1?
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 C121B19-1?
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.