MIL-SPEC · Electronic Components
RA20NASA500A
Resistor, Variable, Wire Wound, Non
Part NumberRA20NASA500A
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-552-0561 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,NON
Federal Supply Class5905 — Resistors
Shaft StyleROUND, SLOTTED
Maximum Starting Torque6.00 INCH-OUNCES
Body Length0.570 INCHES MINIMUM AND 0.670 INCHES MAXIMUM
Shaft Diameter0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
Device Design TypeAT 9:00 OCLOCK LOCATION NOT OTHERWISE SPECIFIED
Actuator Travel Control FeatureSTOPS
Resistance Tolerance Per Section I-10.0 TO 10.0 SINGLE SECTION
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Terminal Type And Quantity3 TAB, SOLDER LUG
Screw Thread Diameter0.375 INCHES NOMINAL
Mounting MethodSTANDARD BUSHING
Cancelled NSN5905-00-448-5577 (cancelled)
ESD/EMICode B — ESD/EMI sensitive item
Vendor Part NumbersE19-261-004
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 RA20NASA500A available?
We can source RA20NASA500A 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 RA20NASA500A by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If RA20NASA500A 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 RA20NASA500A?
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 RA20NASA500A?
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.