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R111

Resistor, Thermal

Part NumberR111
ManufacturerSeco Tools
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameRESISTOR,THERMAL
Federal Supply Class5905 — Resistors
Temp Points For Resistance Reading200.0 CELSIUS TENTH RESISTANCE-TEMPERATURE POINT
Zero Power Resistance At Specified3.9 KILOHMS EIGHTH RESISTANCE-TEMPERATURE POINT
Terminal Type And Quantity2 WIRE LEAD
Resistance Tolerance At A Specifie-10.5 TO 10.5 FOURTH RESISTANCE-TEMPERATURE POINT
Cubic Measure0.012 CUBIC INCHES
Inclosure TypeENCAPSULATED
Body Outside Diameter0.110 INCHES NOMINAL
Zero Power Temp Coefficient Of Res-4.40
Thermal Time Constant In Seconds95.0
Body Length1.625 INCHES NOMINAL
Maximum Operating Temp200.0 CELSIUS
Vendor Part Numbers51RD1, 1R111, ES1411-2
Cancelled NSN5905-00-686-9289 (cancelled)
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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

Frequently asked

Is R111 available?
We can source R111 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 R111 by Seco Tools obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If R111 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 R111?
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 R111?
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.