MIL-SPEC · Electronic Components
NL222B37-111
Insulator, Feedthru
Part NumberNL222B37-111
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-00-539-7476 (NSN)
Federal Item NameINSULATOR,FEEDTHRU
Federal Supply Class5970 — Electrical Insulators
Electrical Termination Quantity1
Mounting Bolt Circle Diameter5.000 INCHES NOMINAL
Surface FinishGLAZED OVERALL
Distance From Centerline Of Hole T1.500 INCHES NOMINAL
First Relief Slot Length1.625 INCHES NOMINAL
Mounting Facility Type And Quantit6 UNTHREADED HOLE(S)
First Relief Slot Width0.125 INCHES NOMINAL
Center Stud Length13.937 INCHES NOMINAL
Screw Thread Diameter And Location0.625 CENTER STUD INCHES NOMINAL
Height Above Mounting Surface3.500 INCHES NOMINAL
First Relief Slot Depth0.062 INCHES NOMINAL
Cancelled NSN5970-00-067-5923 (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 NL222B37-111 available?
We can source NL222B37-111 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 NL222B37-111 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If NL222B37-111 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 NL222B37-111?
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 NL222B37-111?
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.