Measurement Specialties, Inc. · Electronic Components
25A4
Resistor, Thermal
Part Number25A4
ManufacturerMeasurement Specialties, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-018-8965 (NSN)
Federal Item NameRESISTOR,THERMAL
Federal Supply Class5905 — Resistors
Zero Power Resistance500.000 OHMS
Body Outside Diameter0.043 INCHES NOMINAL
Terminal Type And Quantity2 WIRE LEAD
Style DesignatorSEALED OR COATED BEAD
Zero Power Resistance Tolerance In-20.0 TO 20.0
Resistance Tolerance At A Specifie-15.0 TO 15.0 ALL RESISTANCE-TEMPERATURE POINTS
Maximum Operating Temp300.0 CELSIUS
Terminal Length0.312 INCHES MINIMUM
Reliability IndicatorNOT ESTABLISHED
Power Dissipation Constant In Mill0.7
Inclosure TypeENCAPSULATED
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 25A4 available?
We can source 25A4 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 25A4 by Measurement Specialties, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 25A4 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 25A4?
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 25A4?
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.