Lockheed Martin Corp. · Electronic Components
1426C237-503
Resistor Network, Fixed
Part Number1426C237-503
ManufacturerLockheed Martin Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-313-3642 (NSN)
Federal Item NameRESISTOR NETWORK,FIXED-VARIABLE
Federal Supply Class5905 — Resistors
Terminal TypePIN
Component Controlling AgencyFAIRCHILD WESTON SYSTEMS INC
Actuator TypeRECESSED DRIVE WITH SLOT
Component NameFIXED COMPOSITION RESISTOR
Overall Length0.780 INCHES MAXIMUM
Component RelationshipUNCONNECTED MATCHED PAIR
Overall Height0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
Electrical Connection MethodSERIES
Overall Width0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM
Assembly Construction MethodENCASED IN CASE
Mounting MethodTERMINAL
Vendor Part Numbers1109246
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 1426C237-503 available?
We can source 1426C237-503 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 1426C237-503 by Lockheed Martin Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1426C237-503 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 1426C237-503?
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 1426C237-503?
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.