ABB Installation Products · Electronic Components
54139SP
Terminal, Lug
Part Number54139SP
ManufacturerABB Installation Products
AvailabilityAvailable to order — request a quote
Specifications
NSN5940-01-040-7425 (NSN)
Federal Item NameTERMINAL,LUG
Federal Supply Class5940 — Lugs, Terminals, and Terminal Strips
Maximum Conductor Size Accommodate4 AWG
Surface TreatmentSILVER OVERALL SINGLE LAYER
Precious Material And Weight0.040 SILVER GRAINS, TROY
Electrical Insulation FeatureUNINSULATED
Mounting Hole Diameter0.312 INCHES
Distance From Mounting Hole Center0.344 INCHES
Precious Material And LocationO/A SILVER
Mounting Facility Thickness0.047 INCHES
Mounting Tongue Width0.594 INCHES
Mounting Method StyleSTRAIGHT ONE HOLE
MaterialCOPPER OVERALL
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 54139SP available?
We can source 54139SP 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 54139SP by ABB Installation Products obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 54139SP 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 54139SP?
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 54139SP?
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.