Lockheed Martin Corporation · Electronic Components
77-208
Resistor, Variable, Wire Wound, Pre
Part Number77-208
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-651-1680 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,PRE
Federal Supply Class5905 — Resistors
Reliability IndicatorNOT ESTABLISHED
Pilot Diameter1.5620 INCHES NOMINAL
Resistance Tolerance Per Section I-5.0 TO 5.0 ALL SECTIONS
Terminal Type And Quantity9 SOLDER STUD
Terminal LocationRADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Power Dissipation Rating Per Secti3.0 FREE AIR 1ST SECTION AND 3.0 FREE AIR 2ND SECTION AND 0.12 FREE AIR 3RD SECTION
Actuator Travel Control FeatureCONTINUOUS MOTION
Function Conformity Per Section1ST SECTION ABSOLUTE LINEARITY AND 2ND SECTION ABSOLUTE LINEARITY AND 3RD SECTION INDEPENDENT LINEARITY
Function Characteristic Per SectioALL SECTIONS GRAPH
Test Data Document10001-1440256 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURE
Overall Diameter2.000 INCHES MAXIMUM
Vendor Part Numbers1440256
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 77-208 available?
We can source 77-208 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 77-208 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 77-208 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 77-208?
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 77-208?
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.