Te Connectivity Corporation · Electronic Components
MDR173-1
Relay, Rotary
Part NumberMDR173-1
ManufacturerTe Connectivity Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-073-9075 (NSN)
Federal Item NameRELAY,ROTARY
Federal Supply Class5945 — Relays and Solenoids
Contact Terminal Quantity48
Overall Height5.000 INCHES MAXIMUM
Coil Terminal Quantity2
Coil Dc Resistance1.024 KILOHMS NOMINAL
Winding CharacteristicSINGLE WOUND UNTAPPED
Coil Winding Quantity1
Contact Arrangement16PDT
Operating Current Rating125.0 MILLIAMPERES NOMINAL
Contact Current Rating At Maximum800.0 MILLIAMPERES RESISTIVE
Structural DesignNONPILE-UP
Overall Width4.190 INCHES NOMINAL
Vendor Part Numbers231B233CYPCY
Cancelled NSN5945-00-064-1098 (cancelled)
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 MDR173-1 available?
We can source MDR173-1 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 MDR173-1 by Te Connectivity Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MDR173-1 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 MDR173-1?
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 MDR173-1?
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.