Joslyn Sunbank · Electronic Components
S1659-25100A-4
Adapter, Electrical Conduit
Part NumberS1659-25100A-4
ManufacturerJoslyn Sunbank
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-01-059-0253 (NSN)
Federal Item NameADAPTER,ELECTRICAL CONDUIT
Federal Supply Class5975 — Electrical Hardware and Supplies
Item Accommodated Trade Size1.000 INCHES FIRST END
Material Document And ClassificatiQQ-A-225 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-591 FED SPEC SINGLE MATERIAL RESPONSE
End TypeCONVOLUTED FIRST END
Thread Class2B SECOND END
Thread Series DesignatorUNEF SECOND END
MaterialALUMINUM ALLOY
Overall Length4.500 INCHES NOMINAL
Surface Treatment Document And ClaQQ-P-416,TYPE II,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE AND S1659 MFR REF 2ND TREATMENT RESPONSE
Nominal Thread Size1.312 INCHES SECOND END
Conduit Type AccommodatedFLEXIBLE NONMETALLIC FIRST END
Surface TreatmentCADMIUM AND PAINT
Vendor Part NumbersGA801BF1P9C
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 S1659-25100A-4 available?
We can source S1659-25100A-4 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 S1659-25100A-4 by Joslyn Sunbank obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S1659-25100A-4 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 S1659-25100A-4?
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 S1659-25100A-4?
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.