Electro Adapter · Electronic Components
900-663-90-1640-55R
Backshell, Electrical Connector
Part Number900-663-90-1640-55R
ManufacturerElectro Adapter
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-01-159-3806 (NSN)
Federal Item NameBACKSHELL,ELECTRICAL CONNECTOR
Federal Supply Class5935 — Connectors, Electrical
Nominal Thread Size1.594 INCHES
Thread Quantity Per Inch18
MaterialRUBBER SEAL
Thread DirectionLEFT-HAND
Surface TreatmentCADMIUM AND NICKEL
Overall Length5.219 INCHES NOMINAL
Mounting Facility Type And Quantit2 THREADED COUPLING
Thread Series DesignatorUNS
Size Designation16
Overall Diameter1.688 INCHES NOMINAL
Cable Opening Diameter1.294 INCHES NOMINAL
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 900-663-90-1640-55R available?
We can source 900-663-90-1640-55R 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 900-663-90-1640-55R by Electro Adapter obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 900-663-90-1640-55R 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 900-663-90-1640-55R?
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 900-663-90-1640-55R?
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.