Lockheed Martin Librascope · Electronic Components
9-40-1000SB
Resistor, Fixed, Wire Wound, Induct
Part Number9-40-1000SB
ManufacturerLockheed Martin Librascope
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-850-9721 (NSN)
Federal Item NameRESISTOR,FIXED,WIRE WOUND,INDUCT
Federal Supply Class5905 — Resistors
Ambient Temp In Deg Celsius At Zer325.0
Temp Range Of Temp Coefficient In-55.0 TO 325.0
Terminal Width0.250 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Inclosure TypeENCAPSULATED
Power Dissipation Rating In Watts31.000 FREE AIR
Terminal Length0.500 INCHES NOMINAL
Body Length2.500 INCHES NOMINAL
Ambient Temp At Full Rated Power25.0 CELSIUS
Body Diameter0.562 INCHES NOMINAL
Terminal TypeTAB, SOLDER LUG
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 9-40-1000SB available?
We can source 9-40-1000SB 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 9-40-1000SB by Lockheed Martin Librascope obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9-40-1000SB 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 9-40-1000SB?
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 9-40-1000SB?
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.