Instruments and Flight Research · Electronic Components
517170-1
Relay, Electromagnetic
Part Number517170-1
ManufacturerInstruments and Flight Research
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-688-2398 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Environmental ProtectionHERMETIC
Precious Material And LocationCONTACTS SILVER
Overall Length1.688 INCHES MAXIMUM
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY
Storage TypeGENERAL PURPOSE WAREHOUSE
Thread DirectionRIGHT-HAND SINGLE MOUNTING FACILITY
Main Contact Load Current Rating A3.0 AMPERES AC AND 1.5 AMPERES DC INDUCTIVE LOAD
Thread Class2B SINGLE MOUNTING FACILITY
Nonpile Up Main Contact Arrangemen4 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Cubic Measure2.162 CUBIC INCHES
Vendor Part Numbers5424-85HP, HMDP2B4C365
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 517170-1 available?
We can source 517170-1 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 517170-1 by Instruments and Flight Research obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 517170-1 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 517170-1?
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 517170-1?
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.