Magna Tech Electronic · Electronic Components
12937
Resistor, Variable, Nonwire Wound,
Part Number12937
ManufacturerMagna Tech Electronic
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-202-0624 (NSN)
Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
Shaft StyleROUND
Actuator TypeSINGLE SHAFT
Screw Thread Quantity Per Inch32.0
Terminal Type And Quantity3 TAB, SOLDER LUG
Electrical Resistance Per Section500.0 KILOHMS SINGLE SECTION
Resistance Tolerance Per Section I-20.0 TO 20.0 SINGLE SECTION
Mounting MethodSTANDARD BUSHING
Shaft Diameter0.250 INCHES NOMINAL
Power Dissipation Rating Per Secti1.0 FREE AIR SINGLE SECTION
Section Quantity1
Reliability IndicatorNOT ESTABLISHED
ESD/EMICode B — ESD/EMI sensitive item
Cross Sectional Shape StyleROUND
Conductor Quantity28
Color Coding Document407-30079-81205 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTU
MaterialPLASTIC POLYOLEFIN FIRST POSITION PRIMARY INSULATION ALL CONDUCTORS
Surface TreatmentTIN CORE CONDUCTOR ALL CONDUCTORS
Material Document And ClassificatiASTM B33 ASSN STD ALL MATERIAL RESPONSES CORE CONDUCTOR ALL CONDUCTORS
Conductor FormSTRANDED ALL CONDUCTORS
Conductor Grouping Arrangement Typ14 TWISTED PAIR ALL GROUPS
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 12937 available?
We can source 12937 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 12937 by Magna Tech Electronic obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12937 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 12937?
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 12937?
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.