Topworx · Electronic Components
73-13528-DCA
Switch, Proximity
Part Number73-13528-DCA
ManufacturerTopworx
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-414-1287 (NSN)
Federal Item NameSWITCH,PROXIMITY
Federal Supply Class5930 — Switches
Contact Voltage Rating In Volts250.0 DC AT SEA LEVEL THIRD VOLTAGE
Contact Load Current Rating50.0 MILLIAMPERES RESISTIVE LOAD SECOND VOLTAGE
Overall Diameter0.625 INCHES NOMINAL
Contact Action StimulusINCREASE
Overall Length3.625 INCHES NOMINAL
Mounting MethodTHREADED STUD(S)
Thread DirectionLEFT-HAND SINGLE THREADED STUD
Nominal Thread Size0.625 INCHES SINGLE THREADED STUD
Thread Quantity Per Inch18 SINGLE THREADED STUD
Thread Length1.880 INCHES NOMINAL SINGLE THREADED STUD
Operating Temp Rating-40.0 FAHRENHEIT MINIMUM AND 221.0 FAHRENHEIT MAXIMUM
Vendor Part Numbers73-13521-DC, 73-13521-DCA
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 73-13528-DCA available?
We can source 73-13528-DCA 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 73-13528-DCA by Topworx obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 73-13528-DCA 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 73-13528-DCA?
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 73-13528-DCA?
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.