Raytheon Company · Electronic Components
237852-1
Resistor, Thermal
Part Number237852-1
ManufacturerRaytheon Company
LifecycleStocked
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-080-2920 (NSN)
Federal Item NameRESISTOR,THERMAL
Federal Supply Class5905 — Resistors
Resistance Tolerance At A Specifie-20.0 TO 20.0 SEVENTH RESISTANCE-TEMPERATURE POINT
Zero Power Resistance864.000 OHMS
Thermal Time Constant In Seconds44.0
Body Width0.160 INCHES NOMINAL
Temp Points For Resistance Reading150.0 CELSIUS SEVENTH RESISTANCE-TEMPERATURE POINT
Zero Power Resistance At Specified2.9 KILOHMS THIRD RESISTANCE-TEMPERATURE POINT
Inclosure TypeENCAPSULATED
Style DesignatorDISK
Terminal Type And Quantity2 WIRE LEAD
Zero Power Temp Coefficient Of Res-4.47
Maximum Power Dissipation Rating1.00 WATTS
For Use WithAMP NTSEAL Series 2366494 Plug & 2366509 Tab Housing Connectors
ProducttraceabilityYes-Date/Lot Code
RohscompliantYES
Accessory TypeBackshell
Product RangeNTSEAL Series
IscanonicalY
Hazardousfalse
RohsphthalatescompliantYES
UseccnEAR99
SvhcNo SVHC (04-Feb-2026)
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 237852-1 available?
We can source 237852-1 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 237852-1 by Raytheon Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 237852-1 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 237852-1?
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 237852-1?
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.