Killark Electric Mfg Co · Electronic Components
R-21
Adapter, Electrical Conduit
Part NumberR-21
ManufacturerKillark Electric Mfg Co
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-01-460-6572 (NSN)
Federal Item NameADAPTER,ELECTRICAL CONDUIT
Federal Supply Class5975 — Electrical Hardware and Supplies
Conduit Type AccommodatedANY ACCEPTABLE SINGLE END
Item Accommodated Trade Size0.500 INCHES SECOND END
MaterialALUMINUM ALLOY 6061
End TypeEXTERNAL THREAD SINGLE END
Outside Diameter0.605 INCHES NOMINAL SECOND END
Style DesignatorTHREAD TO THREAD REDUCER
Overall Length0.875 INCHES NOMINAL
Deflection Angle45.00 DEGREES
ESD/EMICode B — ESD/EMI sensitive item
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 R-21 available?
We can source R-21 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 R-21 by Killark Electric Mfg Co obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If R-21 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 R-21?
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 R-21?
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.