Mason Electric Co. · Electronic Components
21753
Resistor, Variable, Nonwire Wound,
Part Number21753
ManufacturerMason Electric Co.
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-904-0280 (NSN)
Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
Mounting Bushing Length0.250 INCHES NOMINAL
Body StyleCYLINDRICAL BUSHING MOUNTED
Resistance Tolerance Per Section I-10.0 TO 10.0 SINGLE SECTION
Ambient Temp In Deg Celsius Per Se70.0 SINGLE SECTION
Power Dissipation Rating Per Secti0.8 FREE AIR SINGLE SECTION
Actuator Travel Control FeatureSTOPS
Terminal Type And Quantity2 TAB, SOLDER LUG
Terminal LocationRADIALLY POSITIONED OVER MORE THAN HALF THE CIRCUMFERENCE
Shaft StyleROUND, SLOTTED
Section Quantity1
Features ProvidedPANEL SEAL
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 21753 available?
We can source 21753 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 21753 by Mason Electric Co. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21753 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 21753?
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 21753?
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.