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Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier · Electronic Components
639AS3934-1
Insulator, Plate
Part Number639AS3934-1
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-01-280-3897 (NSN)
Federal Item NameINSULATOR,PLATE
Federal Supply Class5970 — Electrical Insulators
Second Hole Diameter0.156 INCHES NOMINAL
Fifth Hole Spacing0.875 INCHES NOMINAL
Second Hole Spacing0.150 INCHES NOMINAL
First Hole Spacing0.380 INCHES NOMINAL
Fourth Hole Spacing0.250 INCHES NOMINAL
Third Hole Diameter0.156 INCHES NOMINAL
Third Hole Spacing0.725 INCHES NOMINAL
Fourth Hole Diameter0.156 INCHES NOMINAL
Style DesignatorFLAT, RECTANGULAR
MaterialGLASS FIBER AND PLASTIC EPOXY OVERALL
Material Document And ClassificatiMIL-P-18177, TYPE GEB MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
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 639AS3934-1 available?
We can source 639AS3934-1 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 639AS3934-1 by Naval Air Systems Command Managed Original Design Activity Not Material/Parts Supplier obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 639AS3934-1 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 639AS3934-1?
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 639AS3934-1?
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.