Rockwell Automation · Electronic Components
NX503U
Resistor, Variable, Nonwire Wound,
Part NumberNX503U
ManufacturerRockwell Automation
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-114-7801 (NSN)
Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
Terminal Type And Quantity3 PIN
Resistance Tolerance Per Section I-20.0 TO 20.0 SINGLE SECTION
Electrical Resistance Per Section50.0 KILOHMS SINGLE SECTION
Body Width0.250 INCHES NOMINAL
Terminal LocationLOWER ADJACENT SIDE TWO ROWS
Center To Center Distance Between0.700 INCHES NOMINAL
Mounting MethodTERMINAL
Rotary Actuator Travel In Angular9000.0 NOMINAL
Ambient Temp In Deg Celsius Per Se100.0 SINGLE SECTION
Shaft Length0.062 INCHES NOMINAL
Section Quantity1
Cancelled NSN5905-00-422-3726 (cancelled)
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 NX503U available?
We can source NX503U 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 NX503U by Rockwell Automation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If NX503U 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 NX503U?
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 NX503U?
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.