Astrocom Electronics Inc. · Electronic Components
21918
Bushing, Electrical Conductor
Part Number21918
ManufacturerAstrocom Electronics Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-00-059-3646 (NSN)
Federal Item NameBUSHING,ELECTRICAL CONDUCTOR
Federal Supply Class5975 — Electrical Hardware and Supplies
Surface Treatment Document And ClaMIL-F-495 MIL SPEC SINGLE TREATMENT RESPONSE BODY
Surface TreatmentOXIDE BODY
MaterialCOPPER ALLOY BODY
Base Thread LocationEXTERNALEXTERNAL
Overall Height0.386 INCHES NOMINAL0.386 INCHES NOMINAL
Thread Length0.156 INCHES NOMINAL0.156 INCHES NOMINAL
Style DesignatorTHREADED
Material Document And ClassificatiQQ-B-626,COMP 22,1/2 H FED SPEC SINGLE MATERIAL RESPONSE BODY
Nominal Thread Size0.500 INCHES0.500 INCHES
Body Outside Diameter0.500 INCHES NOMINAL0.500 INCHES NOMINAL
Thread Class2A2A
Vendor Part Numbers730-1404-5
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 21918 available?
We can source 21918 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 21918 by Astrocom Electronics Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21918 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 21918?
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 21918?
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.