Mission Systems Davenport Inc. · Electronic Components
ERV2ALA253A
Resistor, Variable, Wire Wound, Non
Part NumberERV2ALA253A
ManufacturerMission Systems Davenport Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-899-6426 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,NON
Federal Supply Class5905 — Resistors
Contact Arm Electrical Off PositioFULLY CCW
Resistance Tolerance Per Section I-10.0 TO 10.0 SINGLE SECTION
Device Design TypeAT 9:00 OCLOCK LOCATION NOT OTHERWISE SPECIFIED
Terminal Type And Quantity3 TAB, SOLDER LUG
Power Dissipation Rating Per Secti2.0 FREE AIR SINGLE SECTION
Section Quantity1
Shaft StyleROUND, SLOTTED
Shaft Diameter0.250 INCHES NOMINAL
Actuator TypeSINGLE SHAFT
Nonturn Device Radius0.531 INCHES NOMINAL
Screw Thread Quantity Per Inch32.0
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 ERV2ALA253A available?
We can source ERV2ALA253A 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 ERV2ALA253A by Mission Systems Davenport Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ERV2ALA253A 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 ERV2ALA253A?
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 ERV2ALA253A?
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.