Lucent Technologies Inc. Corporate Headquarters · Electronic Components
B1139RELAY
Relay, Electromagnetic
Part NumberB1139RELAY
ManufacturerLucent Technologies Inc. Corporate Headquarters
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-069-3133 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Width1.680 INCHES NOMINAL
Main Contact Maximum Voltage Ratin50.0 DC
Pile Up Main Contact Form Arrangem1C
Duty TypeCONTINUOUS
FSC Application DataRELAYS,ARMATURE,EXCEPT ENGINE
Winding Dc Resistance Rating60.0 OHMS NOMINAL SINGLE WINDING
Arc Quenching MethodAIR
Nominal Operating Current Rating A4.2 MILLIAMPERES DC SINGLE WINDING
Main Contact Load Current Rating A1.0 AMPERES DC RESISTIVE LOAD
Winding Quantity1
Overall Height1.210 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 B1139RELAY available?
We can source B1139RELAY 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 B1139RELAY by Lucent Technologies Inc. Corporate Headquarters obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B1139RELAY 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 B1139RELAY?
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 B1139RELAY?
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.