MIL-SPEC · Electronic Components
957
Electron Tube
Part Number957
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5960-00-114-4708 (NSN)
Federal Item NameELECTRON TUBE
Federal Supply Class5960 — Electron Tubes
Nondefinitive Spec Std Data957 TYPE
Distance Between Centerlines Of Mo2.125 INCHES NOMINAL
Body Surface TreatmentTIN
Operating Current Rating Per Funct5.0 2ND RADIO INTERFERENCE SECOND FUNCTION
Source Impedance Rating Per Functi50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION
Load Impedance Per Function50.0 OHMS 2ND RADIO INTERFERENCE SECOND FUNCTION
Functional Terminal Type And Quant2 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
Operating Voltage Rating And Type100.0 VOLTS DC 2ND RADIO INTERFERENCE SECOND FUNCTION
Overall Length2.500 INCHES NOMINAL
Body MaterialMETAL
Body Height0.875 INCHES NOMINAL
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
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 957 available?
We can source 957 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 957 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 957 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 957?
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 957?
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.