MIL-SPEC · Electronic Components
8161
Electron Tube
Part Number8161
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5960-00-926-2636 (NSN)
Federal Item NameELECTRON TUBE
Federal Supply Class5960 — Electron Tubes
Nondefinitive Spec Std Data8161 TYPE
Cancelled NSN5960-00-865-2253 (cancelled)
Body Length0.500 INCHES NOMINAL
Thread Quantity Per Inch40
Inclosure TypeFULLY INCLOSED
Nominal Thread Size0.250 INCHES
Actuator Diameter0.122 INCHES NOMINAL
Body Width0.270 INCHES NOMINAL
Body StyleBUSHING MOUNTED
Body Height0.605 INCHES NOMINAL
Maximum Voltage Rating In Volts250.0 AC AND 28.0 DC
Actuator StyleROUND
Switch Actuator Quantity1
Vendor Part Numbers8161ZQ
Reliability IndicatorNOT ESTABLISHED
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 8161 available?
We can source 8161 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 8161 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 8161 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 8161?
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 8161?
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.