Lockheed Martin · Electronic Components
20520538-3
Modem, Fiber Optic
Part Number20520538-3
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN6030-01-560-7293 (NSN)
Federal Item NameMODEM,FIBER OPTIC
Federal Supply Class6030 — Fiber Optic Devices
Overall Length4.500 INCHES NOMINAL
Overall Width1.312 INCHES NOMINAL
Overall Height2.562 INCHES NOMINAL
General Characteristics Item DescrAT DATA TERMINAL EQUIPMENT (DTE) END OF CIRCUIT; CONNECTS TO DTE WITH DB-25 CABLE; CONNECTS TO FOI-2191 MODULE WITH FIBE
Vendor Part NumbersFOI-2911-R-ST
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 20520538-3 available?
We can source 20520538-3 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 20520538-3 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 20520538-3 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 20520538-3?
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 20520538-3?
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.