L3 Technologies · Electronic Components
743003-1
Chopper, Electronic
Part Number743003-1
ManufacturerL3 Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-502-9017 (NSN)
Federal Item NameCHOPPER,ELECTRONIC
Federal Supply Class5945 — Relays and Solenoids
Contact Operation SequenceBREAKS BEFORE MAKES
Contact Current Rating0.001 AMPERES NOMINAL
Drive Voltage Relationship To InpuUNEQUAL
Overall Length3.125 INCHES NOMINAL
Base Mounting Size DesignationOCTAL TUBE BASE SIZE
Operating Temp Range-54.0 TO 90.0 CELSIUS
Overall Diameter1.531 INCHES NOMINAL
Phase Angle In Deg80.0
Dwell Time Rating In Deg105.0 NOMINAL
Features ProvidedPLUG-IN MOUNTING
Drive Frequency Rating390.0 HERTZ MINIMUM AND 430.0 HERTZ MAXIMUM
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 743003-1 available?
We can source 743003-1 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 743003-1 by L3 Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 743003-1 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 743003-1?
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 743003-1?
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.