Lockheed Martin Corp. Electronics and Missiles Div · Electronic Components
143728
Shield, Electron Tube
Part Number143728
ManufacturerLockheed Martin Corp. Electronics and Missiles Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5960-01-136-3710 (NSN)
Federal Item NameSHIELD,ELECTRON TUBE
Federal Supply Class5960 — Electron Tubes
Material Document And ClassificatiQQ-C-533,CONDITION A FED SPEC SINGLE MATERIAL RESPONSE
Overall Length1.438 INCHES NOMINAL
Surface TreatmentSILVER
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
MaterialCOPPER ALLOY
Surface Treatment Document And ClaQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE
Style DesignatorCYLINDRICAL
Distance Between Mounting Facility1.247 INCHES MINIMUM AND 1.253 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Unthreaded Mounting Hole Diameter0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM SINGLE MOUNTING FACILITY
Tube Envelope Accommodated Maximum0.360 INCHES
Overall Diameter0.360 INCHES NOMINAL
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 143728 available?
We can source 143728 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 143728 by Lockheed Martin Corp. Electronics and Missiles Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 143728 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 143728?
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 143728?
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.