MIL-SPEC · Electronic Components
MS3373-B4
Insulator, Plate
Part NumberMS3373-B4
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-01-012-0747 (NSN)
Federal Item NameINSULATOR,PLATE
Federal Supply Class5970 — Electrical Insulators
Overall Width0.610 INCHES NOMINAL
Side Length0.750 INCHES NOMINAL
First End Radius0.305 INCHES NOMINAL
Second End Radius0.305 INCHES NOMINAL
Style DesignatorFLAT, FIGURE "8"
Material Document And ClassificatiMIL-P-19833, TYPE GDI-30F MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialPLASTIC DIALLYL PHTHALATE AND GLASS FIBER OVERALL
Second Hole Diameter0.405 INCHES MINIMUM AND 0.415 INCHES MAXIMUM
First Hole Diameter0.405 INCHES MINIMUM AND 0.415 INCHES MAXIMUM
Overall Height0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
Overall Length1.360 INCHES NOMINAL
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 MS3373-B4 available?
We can source MS3373-B4 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 MS3373-B4 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MS3373-B4 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 MS3373-B4?
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 MS3373-B4?
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.