Sensor Systems, L.L.C. · Electronic Components
AMB421
Resistor, Variable, Wire Wound, Pre
Part NumberAMB421
ManufacturerSensor Systems, L.L.C.
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-333-3073 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,PRE
Federal Supply Class5905 — Resistors
Pilot Length0.0620 INCHES NOMINAL
Pilot Diameter1.7810 INCHES NOMINAL
Overall Length3.406 INCHES NOMINAL
Undercut Diameter1.781 INCHES NOMINAL
Section Quantity3
Rotary Actuator Travel In Angular360.0 NOMINAL
Bearing TypeBALL SHAFT
Lateral Runout0.001 INCHES
Function Conformity Tolerance Per-0.25 TO 0.25 ALL SECTIONS
Effective Electrical Rotation In D320.0 NOMINAL
Shaft Runout0.001 INCHES
ESD/EMICode B — 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 AMB421 available?
We can source AMB421 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 AMB421 by Sensor Systems, L.L.C. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AMB421 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 AMB421?
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 AMB421?
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.