Vishay Sprague Inc. · Electronic Components
502-0156
Resistor, Variable, Wire Wound, Pre
Part Number502-0156
ManufacturerVishay Sprague Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-017-5849 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,PRE
Federal Supply Class5905 — Resistors
Section Quantity1
Mounting Lip Depth0.0620 INCHES NOMINAL
Mounting MethodCLAMP RING(S)
Features ProvidedNONMETALLIC SHAFT
Electrical Resistance Per Section156.0 OHMS SINGLE SECTION
Undercut Width0.0570 INCHES MINIMUM
Overall Diameter1.031 INCHES NOMINAL
Shaft Radial Play0.002 INCHES
Maximum Running Torque0.30 INCH-OUNCES
Effective Electrical Rotation In D3600.0 NOMINAL
Shaft Runout0.002 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 502-0156 available?
We can source 502-0156 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 502-0156 by Vishay Sprague Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 502-0156 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 502-0156?
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 502-0156?
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.