MIL-SPEC · Electronic Components
837
Electron Tube
Part Number837
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5960-00-114-3842 (NSN)
Federal Item NameELECTRON TUBE
Federal Supply Class5960 — Electron Tubes
Nondefinitive Spec Std Data837 TYPE
Cancelled NSN5960-00-615-5557 (cancelled)
Thread Quantity Per Inch32
Contact Load Current Rating At Max10.000 AMPERES RESISTIVE DC AND 10.000 AMPERES RESISTIVE AC
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Terminal Type And Quantity4 SCREW
Nonpile Up Contact Arrangement2 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION SINGLE SWITCH UNIT
Maximum Voltage Rating In Volts250.0 AC AND 250.0 DC
Inclosure TypeFULLY INCLOSED
Nominal Thread Size0.138 INCHES
Mounting Facility Type And Quantit1 FLANGE AND 1 RING
Meter Depth Behind Mounting Flange1.406 INCHES NOMINAL
Circuit Attachment Method And Quan2 BINDING POST
Special MarkingsCAPTION 5 UNITS DB ABOVE S9 CENTER OF DIAL BELOW DIV SCALE
ColorUNABLE TO DECODE
Style DesignatorROUND FLUSH MTG
Features ProvidedZERO ADJUSTER
Sensitivity Rating1.0 MILLIAMPERES
Overall Length2.000 INCHES NOMINAL
Furnished Items And QuantityTERMINAL NUTS WASHERS 2
Circuit Current For Which DesignedDC
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 837 available?
We can source 837 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 837 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 837 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 837?
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 837?
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.