Electro Adapter · Electronic Components
21454R1203-030055
Backshell, Electrical Connector
Part Number21454R1203-030055
ManufacturerElectro Adapter
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-322-8561 (NSN)
Federal Item NameBACKSHELL,ELECTRICAL CONNECTOR
Federal Supply Class5935 — Connectors, Electrical
Size Designation12
Nominal Thread Size0.750 INCHES
Body Angle In Deg90.0
Nominal Thread Length0.290 INCHES
Overall Length1.258 INCHES MINIMUM AND 1.446 INCHES MAXIMUM
Overall Height1.679 INCHES MINIMUM AND 1.867 INCHES MAXIMUM
Cable Opening Diameter0.157 INCHES MINIMUM AND 0.219 INCHES MAXIMUM
MaterialALUMINUM ALLOY
Thread Series DesignatorUNEF
Mounting Facility Type And Quantit1 THREADED COUPLING
Overall Width0.858 INCHES MAXIMUM
Vendor Part Numbers23034008
ESD/EMICode A — 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 21454R1203-030055 available?
We can source 21454R1203-030055 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 21454R1203-030055 by Electro Adapter obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21454R1203-030055 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 21454R1203-030055?
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 21454R1203-030055?
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.