Rockwell Collins · Electronic Components
381-1721-281
Resistor, Variable, Wire Wound, Non
Part Number381-1721-281
ManufacturerRockwell Collins
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-502-4534 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,NON
Federal Supply Class5905 — Resistors
Center To Center Distance Between0.100 INCHES NOMINAL
Body Width0.205 INCHES NOMINAL
Ambient Temp In Deg Celsius Per Se150.0 SINGLE SECTION
Mounting MethodTERMINAL
Rotary Actuator Travel In Angular7200.0 MINIMUM AND 16200.0 MAXIMUM
Electrical Resistance Per Section1.000 KILOHMS SINGLE SECTION
Terminal Type And Quantity3 PIN
Terminal LocationREAR END LOCATION NOT OTHERWISE SPECIFIED
Resistance Tolerance Per Section I-5.0 TO 5.0 SINGLE SECTION
Power Dissipation Rating Per Secti0.75 FREE AIR SINGLE SECTION
Features ProvidedNONMETALLIC SHAFT
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 381-1721-281 available?
We can source 381-1721-281 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 381-1721-281 by Rockwell Collins obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 381-1721-281 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 381-1721-281?
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 381-1721-281?
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.