Bourns · Electronic Components
3057J-1-503
Resistor, Variable, Wire Wound, Non
Part Number3057J-1-503
ManufacturerBourns
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-964-6489 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,NON
Federal Supply Class5905 — Resistors
Body Length1.125 INCHES NOMINAL
Mounting Hole Diameter0.093 INCHES NOMINAL
Shaft Diameter0.100 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
Cubic Measure0.078 CUBIC INCHES
Section Quantity1
Mounting MethodUNTHREADED HOLE(S)
Effective Electrical Rotation In D7920.0 NOMINAL
Features ProvidedHUMIDITY PROOF
Ambient Temp In Deg Celsius Per Se150.0 SINGLE SECTION
Maximum Running Torque5.00 INCH-OUNCES
Fragility FactorMODERATELY RUGGED
Vendor Part Numbers748035-03, 719160-032
Cancelled NSN5905-00-655-0888 (cancelled)
ESD/EMICode B — ESD/EMI sensitive item
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnEAR99
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 3057J-1-503 available?
We can source 3057J-1-503 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 3057J-1-503 by Bourns obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3057J-1-503 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 3057J-1-503?
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 3057J-1-503?
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.