Cooper Bussmann, LLC · Electronic Components
16321-3
Terminal Junction Block, Sectiona
Part Number16321-3
ManufacturerCooper Bussmann, LLC
AvailabilityAvailable to order — request a quote
Specifications
NSN5940-01-666-8015 (NSN)
Federal Item NameTERMINAL JUNCTION BLOCK,SECTIONA
Federal Supply Class5940 — Lugs, Terminals, and Terminal Strips
Current TypeAC OR DC
Voltage Rating600.0 VOLTS MAXIMUM
Mounting MethodPANEL
Current Rating In Amps175.0
Block TypeCIRCUIT BREAKER
Pole Quantity3
Wire Size Accommodated14.0 AWG MINIMUM AND 4.0 AWG MAXIMUM
Overall Height3.32 INCHES NOMINAL
Overall Width5.20 INCHES NOMINAL
Overall Length4.00 INCHES NOMINAL
Terminal Type And Quantity21 SCREW
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 16321-3 available?
We can source 16321-3 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 16321-3 by Cooper Bussmann, LLC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 16321-3 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 16321-3?
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 16321-3?
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.