DRI Relays · Electronic Components
37SB9
Relay, Electromagnetic
Part Number37SB9
ManufacturerDRI Relays
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-655-3146 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Winding Quantity1
Winding Dc Resistance Rating700.0 OHMS NOMINAL SINGLE WINDING
Thread Class2A SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Terminal Type And Quantity11 PIN ALL FUNCTIONS
Nonpile Up Main Contact Arrangemen3 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Time Delay0.001 SECONDS NOMINAL FIXED OPERATE AND RELEASE TIME
Nominal Operating Current Rating A20.0 MILLIAMPERES DC SINGLE WINDING
Overall Length1.680 INCHES NOMINAL
Main Contact Load Current Rating A1.5 AMPERES AC AND 1.5 AMPERES DC RESISTIVE LOAD
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Vendor Part Numbers233942
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 37SB9 available?
We can source 37SB9 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 37SB9 by DRI Relays obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 37SB9 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 37SB9?
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 37SB9?
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.