Cinch Connectors · Electronic Components
D20420
D Sub Screwlock / Slidelock, 6.35 mm, 4-40 UNC-2A, DD
Part NumberD20420
ManufacturerCinch Connectors
AvailabilityAvailable to order — request a quote
Specifications
Connector Shell SizeDD
ProducttraceabilityNo
RohscompliantNO
Screw Length6.35 mm
Thread Size Imperial4-40 UNC-2A
Product Range-
IscanonicalY
Hazardousfalse
RohsphthalatescompliantNO
UseccnEAR99
Thread Size Metric-
SvhcTo Be Advised
NSN5935-00-073-8885 (NSN)
Additional NSNs5935-00-932-4560
Federal Item NameRETAINER,ELECTRICAL CONNECTOR
MaterialSTEEL
Overall Length0.656 INCHES NOMINAL
Overall Width0.344 INCHES NOMINAL
Overall Height0.188 INCHES NOMINAL
Nominal Thread Size0.112 INCHES SINGLE MOUNTING FACILITY
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Surface Treatment Document And ClaQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE
Material Document And ClassificatiQQ-S-637,COMP B1113 FED SPEC SINGLE MATERIAL RESPONSE
Thread Quantity Per Inch40 SINGLE MOUNTING FACILITY
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 D20420 available?
We can source D20420 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 D20420 by Cinch Connectors obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If D20420 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 D20420?
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 D20420?
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.