Vishay Sprague · Electronic Components
55-1-12-502
Resistor, Variable, Wire Wound, Non
Part Number55-1-12-502
ManufacturerVishay Sprague
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-789-5974 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,NON
Federal Supply Class5905 — Resistors
Shaft Diameter0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM
Ambient Temp In Deg Celsius Per Se150.0 SINGLE SECTION
Mounting Hole Diameter0.093 INCHES NOMINAL
Section Quantity1
Body Length0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
Rotary Actuator Travel In Angular15120.0 NOMINAL
Temp Coefficient Of Resistance Per-50.0 TO 50.0 SINGLE SECTION
Terminal Type And Quantity3 WIRE LEAD
Actuator Travel Control FeatureCONTINUOUS MOTION
Resistance Tolerance Per Section I-5.0 TO 5.0 SINGLE SECTION
Power Dissipation Rating Per Secti1.5 FREE AIR SINGLE SECTION
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 55-1-12-502 available?
We can source 55-1-12-502 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 55-1-12-502 by Vishay Sprague obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 55-1-12-502 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 55-1-12-502?
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 55-1-12-502?
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.