Grayhill · Electronic Components
59HS18-01-1-20NF
Switch, Rotary
Part Number59HS18-01-1-20NF
ManufacturerGrayhill
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-497-1787 (NSN)
Federal Item NameSWITCH,ROTARY
Federal Supply Class5930 — Switches
Switch Actuator Indexing Position20 SINGLE ACTUATOR
First Flat Length0.250 INCHES NOMINAL SINGLE ACTUATOR
Shaft TypeROUND, FLATTED SINGLE ACTUATOR
Shaft Length0.437 INCHES NOMINAL SINGLE ACTUATOR
Individual Section Quantity1
Thread Class2A SINGLE MOUNTING FACILITY
Contact Load Current Rating250.0 MILLIAMPERES RESISTIVE LOAD AND 75.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL
Thread Series DesignatorUNEF SINGLE MOUNTING FACILITY
Overall Diameter1.125 INCHES NOMINAL
Contact Voltage Rating In Volts115.0 AC AT SEA LEVEL
Nominal Thread Size0.375 INCHES SINGLE MOUNTING FACILITY
Vendor Part Numbers4-71907.0001//M
ESD/EMICode A — ESD/EMI sensitive item
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 59HS18-01-1-20NF available?
We can source 59HS18-01-1-20NF 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 59HS18-01-1-20NF by Grayhill obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 59HS18-01-1-20NF 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 59HS18-01-1-20NF?
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 59HS18-01-1-20NF?
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.