Rockwell Automation · Electronic Components
JA2L300P503UC
Resistor, Variable, Nonwire Wound,
Part NumberJA2L300P503UC
ManufacturerRockwell Automation
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-259-7644 (NSN)
Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
Shaft StyleROUND
Reliability IndicatorNOT ESTABLISHED
Body Diameter1.062 INCHES NOMINAL
Shaft Bearing TypeBEARING
Power Dissipation Rating Per Secti2.0 FREE AIR SINGLE SECTION
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
Resistance Tolerance Per Section I-10.0 TO 10.0 SINGLE SECTION
Screw Thread Diameter0.375 INCHES NOMINAL
Electrical Resistance Per Section50.0 KILOHMS SINGLE SECTION
Actuator TypeSINGLE SHAFT
Nonturn Device Radius0.531 INCHES NOMINAL
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 JA2L300P503UC available?
We can source JA2L300P503UC 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 JA2L300P503UC by Rockwell Automation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If JA2L300P503UC 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 JA2L300P503UC?
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 JA2L300P503UC?
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.