● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
BAE Systems Information And Electronic Systems Integration I  · Electronic Components

1291-309

MICROCIRCUIT,LINEAR — NSN 5962-01-132-8875

Part Number1291-309
ManufacturerBAE Systems Information And Electronic Systems Integration I
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameMICROCIRCUIT,LINEAR
Federal Supply Class5962 — Microcircuits, Electronic
Operating Temp Range-55.0 TO 150.0 CELSIUS
Storage Temp Range-65.0 TO 150.0 CELSIUS
Voltage Rating40.0 VOLTS MAXIMUM POWER SOURCE
Design Function1 REGULATOR, VOLTAGE
Terminals3 PIN
Enclosure ConfigurationCAN
Enclosure MaterialMETAL
Input Circuit Pattern1 INPUT
Body Outside Diameter0.350 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
Overall Diameter0.445 INCHES NOMINAL
Precious Material And LocationCONTACT SURFACES AND SHELL SURFACE GOLD
Insert MaterialPLASTIC TETRAFLUOROETHYLENE SINGLE MATING END
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Shell TypeSOLID
Contact Position Arrangement StyleNONSTD SINGLE MATING END
Precious Material And Weight0.105 GOLD GRAINS, TROY
Connector Locking MethodBAYONET PIN
Shell Surface TreatmentGOLD
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact TypeCOAXIAL SOCKET SINGLE MATING END SINGLE CONTACT GROUPING
ESD/EMICode A — ESD/EMI sensitive item
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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

Frequently asked

Is 1291-309 available?
We can source 1291-309 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 1291-309 by BAE Systems Information And Electronic Systems Integration I obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1291-309 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 1291-309?
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 1291-309?
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.