Keysight Technologies Inc. · Electronic Components
0490-0643
Relay, Electromagnetic
Part Number0490-0643
ManufacturerKeysight Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-074-1509 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Height0.573 INCHES MAXIMUM
Overall Length1.285 INCHES MAXIMUM
Precious Material And LocationCONTACTS SILVER AND TERMINAL SURFACES GOLD
Fragility FactorMODERATELY RUGGED
Winding Quantity1
Purpose For Which DesignedGENERAL
Environmental ProtectionDUSTPROOF
Coil Quantity1
Time Delay0.005 SECONDS NOMINAL FIXED OPERATE TIME
Winding Dc Resistance Rating440.0 OHMS NOMINAL SINGLE WINDING
MaterialPLASTIC CASE
Vendor Part NumbersAZ-1535-08-2
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 0490-0643 available?
We can source 0490-0643 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 0490-0643 by Keysight Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 0490-0643 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 0490-0643?
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 0490-0643?
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.