Us Army Aviation And Missile Command · Electronic Components
9997820
Resistor, Variable, Wire Wound, Pre
Part Number9997820
ManufacturerUs Army Aviation And Missile Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-987-3111 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,PRE
Federal Supply Class5905 — Resistors
Ambient Temp In Deg Celsius Per Se175.0 ALL SECTIONS
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity2
Power Dissipation Rating Per Secti1.0 FREE AIR ALL SECTIONS
Temp Coefficient Of Resistance Wir-20.0 TO 20.0 ALL SECTIONS
Function Conformity Tolerance Per-0.50 TO 0.50 ALL SECTIONS
Function Conformity Per SectionALL SECTIONS INDEPENDENT LINEARITY
Terminal LocationREAR END LOCATION NOT OTHERWISE SPECIFIED
Terminal Type And Quantity7 WIRE LEAD
Test Data Document18876-9997820 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURE
Function Characteristic Per SectioALL SECTIONS LINEAR
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 9997820 available?
We can source 9997820 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 9997820 by Us Army Aviation And Missile Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9997820 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 9997820?
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 9997820?
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.