Bourns · Electronic Components
81A1A-B28-A10L
Resistor, Variable, Nonwire Wound,
Part Number81A1A-B28-A10L
ManufacturerBourns
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-726-2031 (NSN)
Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
Shaft Diameter0.25 INCHES NOMINAL
Mounting Bushing Length0.38 INCHES NOMINAL
Precious Material And LocationCONTACT MATERIALS GOLD AND CONTACT MATERIALS SILVER
Switch TypeROTARY
Screw Thread Series DesignatorUNF
Section Quantity1
Mounting MethodNUT(S)
Body Length0.63 INCHES NOMINAL
Switch Voltage Rating In Volts28.0 AND 125.0 AND 250.0
Mounting Facility Quantity1
Body Height0.63 INCHES NOMINAL
Vendor Part Numbers1025C08-4248-01
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 81A1A-B28-A10L available?
We can source 81A1A-B28-A10L 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 81A1A-B28-A10L by Bourns obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 81A1A-B28-A10L 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 81A1A-B28-A10L?
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 81A1A-B28-A10L?
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.