Lockheed Martin Corporation · Electronic Components
276367
Retainer, Electron Tube
Part Number276367
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5960-00-387-6204 (NSN)
Federal Item NameRETAINER,ELECTRON TUBE
Federal Supply Class5960 — Electron Tubes
MaterialSTEEL
Unthreaded Mounting Hole Diameter0.144 INCHES NOMINAL SINGLE MOUNTING FACILITY
Electron Tube Base Accommodated Di+1.235 TO 1.275 INCHES
Distance From Mounting Surface To0.875 INCHES NOMINAL
Distance From Retainer Center To E0.375 INCHES NOMINAL
Style DesignatorSPRING LEAF HOLD DOWN
Mounting Facility Type And Quantit1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Accommodated Item Securing DeviceSPRING CLIP
Overall Width0.688 INCHES NOMINAL
Overall Height1.875 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 276367 available?
We can source 276367 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 276367 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 276367 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 276367?
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 276367?
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.