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Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · Electronic Components
IN37
Insulator, Knob
Part NumberIN37
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-00-224-5228 (NSN)
Federal Item NameINSULATOR,KNOB
Federal Supply Class5970 — Electrical Insulators
MaterialPORCELAIN MOUNTING BASE
Style DesignatorCYLINDRICAL, SPLIT
Second Distance From Conductor Slo1.000 INCHES NOMINAL
First Distance From Conductor Slot0.750 INCHES NOMINAL
Mounting Facility Type And Quantit1 UNTHREADED HOLE(S)
Mounting Hole Diameter0.250 INCHES NOMINAL
Outside Diameter1.125 INCHES NOMINAL
Cancelled NSN5970-00-227-9081 (cancelled)
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 IN37 available?
We can source IN37 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 IN37 by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If IN37 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 IN37?
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 IN37?
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.