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Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier · Electronic Components
1491540-1
Relay, Thermal
Part Number1491540-1
ManufacturerNavair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-556-7925 (NSN)
Federal Item NameRELAY,THERMAL
Federal Supply Class5945 — Relays and Solenoids
Overall Length1.062 INCHES NOMINAL
Terminal Type And Quantity4 PIN
Environmental ProtectionHERMETIC
Heater Power Rating In Watts4.0
Delay Time In Seconds1.0 FIXED OPERATE MINIMUM AND 300.0 FIXED OPERATE MAXIMUM
Contact Maximum Current Rating In6.0 AC OR 3.0 DC
Mounting Facility Type And Quantit1 PLUG-IN
Heater Voltage Rating In Volts130.0
Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY OPEN
Overall Diameter0.750 INCHES NOMINAL
Contact Maximum Voltage Rating In115.0 AC AND 28.0 DC
Vendor Part Numbers1491540PC1, PR5SN0-130
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 1491540-1 available?
We can source 1491540-1 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 1491540-1 by Navair And Navsea Managed Original Design Activity Dwg Not Material/Parts Supplier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1491540-1 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 1491540-1?
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 1491540-1?
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.