Boeing · Electronic Components
BMS13-40B-4
Wire, Electrical
Part NumberBMS13-40B-4
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN6145-01-396-1769 (NSN)
Federal Item NameWIRE,ELECTRICAL
Federal Supply Class6145 — Wire and Cable, Electrical
MaterialPLASTIC CROSS-LINKED POLYVINYLIDENE FLUORIDE SECOND POSITION JACKET SINGLE CONDUCTOR
Voltage Rating600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE SINGLE CONDUCTOR
Round Conductor Size4 AWG SINGLE CONDUCTOR
Conductor FormSTRANDED SINGLE CONDUCTOR
Temp Rating150.0 CELSIUS
Cross Sectional Shape StyleROUND
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 BMS13-40B-4 available?
We can source BMS13-40B-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 BMS13-40B-4 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BMS13-40B-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 BMS13-40B-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 BMS13-40B-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.