Servo Instrument · Electronic Components
18W1-2155
Resistor, Variable, Wire Wound, Non
Part Number18W1-2155
ManufacturerServo Instrument
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-905-5759 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,NON
Federal Supply Class5905 — Resistors
Rotary Actuator Travel In Angular360.0 NOMINAL
Mounting MethodCLAMP RING(S)
Tap Location From Ccw Terminal Per179.0 SINGLE SECTION AND 225.0 SINGLE SECTION
Body Diameter1.125 INCHES NOMINAL
Ambient Temp In Deg Celsius Per Se70.0 SINGLE SECTION
Tap Location Tolerance Per Section-2.0 TO 2.0 DEG ANGULAR ROTATION SINGLE SECTION
Terminal LocationRADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Actuator Travel Control FeatureCONTINUOUS MOTION
Power Dissipation Rating Per Secti3.0 FREE AIR SINGLE SECTION
Fixed Tap Quantity Per Section2 SINGLE SECTION
Temp Coefficient Of Resistance Per-100.0 TO 100.0 SINGLE SECTION
Cancelled NSN5905-00-246-1191 (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 18W1-2155 available?
We can source 18W1-2155 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 18W1-2155 by Servo Instrument obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 18W1-2155 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 18W1-2155?
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 18W1-2155?
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.