Telephone Company Of America Incorporated · Electronic Components
A40158
Resistor, Fixed, Wire Wound
Part NumberA40158
ManufacturerTelephone Company Of America Incorporated
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-245-3769 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND
Federal Supply Class5905 — Resistors
Ambient Temp In Deg Celsius At Zer107.0
Body Height0.203 INCHES NOMINAL
Terminal TypeTAB, SOLDER LUG
Body Width1.500 INCHES NOMINAL
Power Dissipation Rating In Watts5.100 FREE AIR
Body Length3.500 INCHES NOMINAL
Inclosure TypeENCAPSULATED
Terminal Length1.469 INCHES NOMINAL
Ambient Temp At Full Rated Power40.0 CELSIUS
Electrical Resistance5.000 KILOHMS
Style DesignatorTERMINALS ONE END
ESD/EMICode A — 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 A40158 available?
We can source A40158 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 A40158 by Telephone Company Of America Incorporated obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A40158 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 A40158?
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 A40158?
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.