Piezothermx · Electronic Components
31PB2
Resistor, Thermal
Part Number31PB2
ManufacturerPiezothermx
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-145-9277 (NSN)
Federal Item NameRESISTOR,THERMAL
Federal Supply Class5905 — Resistors
Test Data Document81349-MILT23648 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA
Body Outside Diameter0.080 INCHES NOMINAL
Power Dissipation Constant In Mill0.75
Maximum Operating Temp275.0 CELSIUS
Zero Power Resistance At Specified92.3 OHMS FIFTH RESISTANCE-TEMPERATURE POINT
Resistance Tolerance At A Specifie-14.0 TO 14.0 SECOND RESISTANCE-TEMPERATURE POINT
Zero Power Resistance1.000 KILOHMS
Temp Points For Resistance Reading100.0 CELSIUS FIFTH RESISTANCE-TEMPERATURE POINT
Style DesignatorBEAD TYPE EVACUATED OR GAS FILLED ENVELOPE
Inclosure TypeENCAPSULATED
Terminal Type And Quantity2 WIRE LEAD
ESD/EMICode B — ESD/EMI sensitive item
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 31PB2 available?
We can source 31PB2 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 31PB2 by Piezothermx obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 31PB2 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 31PB2?
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 31PB2?
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.