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Catalog / Department of the Army HQ United States Army Communications Research and Development Command / B4039977-2
Department of the Army HQ United States Army Communications Research and Development Command · Electronic Components
B4039977-2
Insulator, Bushing
Part NumberB4039977-2
ManufacturerDepartment of the Army HQ United States Army Communications Research and Development Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5970-01-165-9892 (NSN)
Federal Item NameINSULATOR,BUSHING
Federal Supply Class5970 — Electrical Insulators
Style DesignatorSHOULDER
Material Document And ClassificatiMIL-M-20693, COMP A, TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialPLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
Outside Diameter0.252 INCHES NOMINAL
Shank Height0.084 INCHES NOMINAL
Shank Outside Diameter0.140 INCHES NOMINAL
Inside Diameter0.115 INCHES NOMINAL
Overall Height0.131 INCHES NOMINAL
Vendor Part NumbersT308 015 402
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 B4039977-2 available?
We can source B4039977-2 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 B4039977-2 by Department of the Army HQ United States Army Communications Research and Development Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B4039977-2 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 B4039977-2?
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 B4039977-2?
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.