MIL-SPEC · Electronic Components
AN3055-40-20
Adapter, Electrical Conduit
Part NumberAN3055-40-20
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-00-231-5916 (NSN)
Federal Item NameADAPTER,ELECTRICAL CONDUIT
Federal Supply Class5975 — Electrical Hardware and Supplies
Surface TreatmentCADMIUM
Item Accommodated Trade Size1.250 INCHES SECOND END
Thread Length0.500 INCHES NOMINAL FIRST END
End TypeEXTERNAL THREAD SECOND END
Overall Length1.062 INCHES NOMINAL
Inside Diameter2.250 INCHES NOMINAL FIRST END
Thread Series DesignatorUN FIRST END
Thread Class2B FIRST END
MaterialALUMINUM ALLOY
Thread Quantity16 PER INCH FIRST END
Nominal Thread Size2.250 INCHES FIRST END
Cancelled NSN5975-00-284-6659 (cancelled)
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 AN3055-40-20 available?
We can source AN3055-40-20 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 AN3055-40-20 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AN3055-40-20 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 AN3055-40-20?
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 AN3055-40-20?
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.