Northrop Grumman Systems Corporation · Electronic Components
1853740
Relay, Rotary
Part Number1853740
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-111-1759 (NSN)
Federal Item NameRELAY,ROTARY
Federal Supply Class5945 — Relays and Solenoids
Dc Operating Voltage Rating In Vol28.0 NOMINAL
Overall Height3.188 INCHES MAXIMUM
Section Quantity4
Coil Terminal Quantity2
Structural DesignSECTIONAL
Coil Dc Resistance11.12 OHMS NOMINAL
Overall Width1.953 INCHES NOMINAL
Environmental ProtectionCORROSION RESISTANT
Coil Winding Quantity1
Mounting ConfigurationFOUR 0.164 IN. DIA MTG HOLE ON 6.625 IN. BY 1.375 IN. MTG CENTERS
Overall Length7.766 INCHES MAXIMUM
Vendor Part Numbers171687-001, 59451111759
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 1853740 available?
We can source 1853740 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 1853740 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1853740 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 1853740?
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 1853740?
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.