Boeing · Electronic Components
443-0957-315
Resistor, Fixed, Wire Wound
Part Number443-0957-315
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-919-3190 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Test Data Document94756-443-0957 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTUR
Reliability Failure Rate Level In0.0001
Terminal Length1.000 INCHES NOMINAL
Terminal TypeWIRE LEAD
Reliability IndicatorESTABLISHED
Power Dissipation Rating In Watts7.000 FREE AIR
Style DesignatorAXIAL TERMINAL EACH END
Body Diameter0.281 INCHES MINIMUM AND 0.343 INCHES MAXIMUM
Body Length1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM
Electrical Resistance187.000 OHMS
Temp Coefficient Of Resistance In-20.0 TO 20.0
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 443-0957-315 available?
We can source 443-0957-315 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 443-0957-315 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 443-0957-315 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 443-0957-315?
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 443-0957-315?
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.