MIL-SPEC · Electronic Components
5678
Electron Tube
Part Number5678
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5960-00-230-5262 (NSN)
Federal Item NameELECTRON TUBE
Federal Supply Class5960 — Electron Tubes
Tube TypePENTODE
Nondefinitive Spec Std Data5678 TYPE
Cancelled NSN5960-00-889-6244 (cancelled)
Included Contact TypeFLAT PIN SINGLE MATING END SINGLE CONTACT GROUPING
Shell TypeSOLID
Unthreaded Mounting Hole Diameter0.186 INCHES NOMINAL
Mating End Quantity1
Terminal TypeSCREW SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum Ac Voltage Rating250.0 SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialCOPPER ALLOY
Insert MaterialPLASTIC DIALLYL PHTHALATE SINGLE MATING END
Contact RemovabilityNONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Included Contact Quantity2 SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum Dc Voltage Rating250.0 SINGLE MATING END SINGLE CONTACT GROUPING
Vendor Part Numbers8634337
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 5678 available?
We can source 5678 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 5678 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5678 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 5678?
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 5678?
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.