Vishay Sprague · Electronic Components
300-407
Resistor, Variable, Wire Wound, Pre
Part Number300-407
ManufacturerVishay Sprague
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-681-5678 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,PRE
Federal Supply Class5905 — Resistors
Effective Electrical Rotation In D354.5 NOMINAL
Shaft StyleROUND, SLOTTED
Mounting Hole Stud Circle Diameter1.625 INCHES NOMINAL
Electrical Resistance Per Section20.000 KILOHMS 1ST SECTION AND 2.000 KILOHMS 2ND SECTION
Rotary Actuator Travel In Angular360.0 NOMINAL
Power Dissipation Rating Per Secti0.5 FREE AIR 1ST SECTION AND 3.0 FREE AIR 2ND SECTION
Function Characteristic Per SectioSINGLE SECTION LINEAR
Resistance Tolerance Per Section I-1.0 TO 1.0 ALL SECTIONS
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Ambient Temp In Deg Celsius Per Se65.0 SINGLE SECTION
Terminal Type And Quantity6 TAB, SOLDER LUG
Vendor Part Numbers381-0298-00, 381-0298-000
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 300-407 available?
We can source 300-407 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 300-407 by Vishay Sprague obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 300-407 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 300-407?
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 300-407?
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.