Carver Supply · Electronic Components
B4-1
Splice, Conductor
Part NumberB4-1
ManufacturerCarver Supply
AvailabilityAvailable to order — request a quote
Specifications
NSN5940-00-153-7949 (NSN)
Federal Item NameSPLICE,CONDUCTOR
Federal Supply Class5940 — Lugs, Terminals, and Terminal Strips
MaterialPLASTIC POLYAMIDE NYLON CONDUCTOR ACCOMMODATION
Electrical Insulation FeatureINSULATING SLEEVE
Basic Shape StyleSPIRAL THREAD
Identification Code ColorBLUE AND GRAY/GREY
Conductor Accommodation TypeSCREW CAP W/SPIRAL THREAD SINGLE END
Maximum Conductor Size Accommodate6 AWG
Overall Diameter0.781 INCHES
Overall Length1.344 INCHES
Terminal TypePIN
Style DesignatorAXIAL TERMINALS ONE END
Body Diameter1.250 INCHES NOMINAL
Inclosure MethodENCASED
Identical Value Resistor Quantity1 LOWEST RESISTANCE VALUE
Terminal Quantity6
Schematic Diagram DesignatorSERIES NETWORK
Body Length2.625 INCHES NOMINAL
Electrical Resistance2.500 OHMS LOWEST RESISTANCE VALUE
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 B4-1 available?
We can source B4-1 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 B4-1 by Carver Supply obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B4-1 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 B4-1?
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 B4-1?
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.